diff --git a/.gitignore b/.gitignore
index 6fd0a37..00101b1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,3 +39,6 @@ luac.out
 *.x86_64
 *.hex
 
+
+# jetbrains workspace
+.idea/
diff --git a/better-air-filtering/control.lua b/better-air-filtering/control.lua
new file mode 100644
index 0000000..ae41324
--- /dev/null
+++ b/better-air-filtering/control.lua
@@ -0,0 +1,11 @@
+--script.on_event({defines.events.on_tick},
+--   function (e)
+--      if e.tick % 60 == 0 then --common trick to reduce how often this runs, we don't want it running every tick, just 1/second
+--         for index,player in pairs(game.players) do  --loop through all players on the server
+--            if player.get_inventory(defines.inventory.character_armor).get_item_count("fire-armor") >= 1 then --if they're wearing our armor
+--               game.surfaces[1].create_entity{name="fire-flame",position=player.position, force="neutral"} --create the fire where they're standing
+--            end
+--         end
+--      end
+--   end
+--)
diff --git a/better-air-filtering/data.lua b/better-air-filtering/data.lua
new file mode 100644
index 0000000..97d4fd6
--- /dev/null
+++ b/better-air-filtering/data.lua
@@ -0,0 +1,4 @@
+require("prototypes.entity")
+require("prototypes.item")
+require("prototypes.recipe")
+require("prototypes.technology")
diff --git a/better-air-filtering/graphics/entity/air-filter-machine-mk2.png b/better-air-filtering/graphics/entity/air-filter-machine-mk2.png
new file mode 100644
index 0000000..bbd24cd
Binary files /dev/null and b/better-air-filtering/graphics/entity/air-filter-machine-mk2.png differ
diff --git a/better-air-filtering/graphics/entity/air-filter-machine-mk3.png b/better-air-filtering/graphics/entity/air-filter-machine-mk3.png
new file mode 100644
index 0000000..10a54f8
Binary files /dev/null and b/better-air-filtering/graphics/entity/air-filter-machine-mk3.png differ
diff --git a/better-air-filtering/graphics/entity/air-filter-machine.png b/better-air-filtering/graphics/entity/air-filter-machine.png
new file mode 100644
index 0000000..349d89b
Binary files /dev/null and b/better-air-filtering/graphics/entity/air-filter-machine.png differ
diff --git a/better-air-filtering/graphics/icons/air-filter-machine-mk2.png b/better-air-filtering/graphics/icons/air-filter-machine-mk2.png
new file mode 100644
index 0000000..a1fbd80
Binary files /dev/null and b/better-air-filtering/graphics/icons/air-filter-machine-mk2.png differ
diff --git a/better-air-filtering/graphics/icons/air-filter-machine-mk3.png b/better-air-filtering/graphics/icons/air-filter-machine-mk3.png
new file mode 100644
index 0000000..11ae76d
Binary files /dev/null and b/better-air-filtering/graphics/icons/air-filter-machine-mk3.png differ
diff --git a/better-air-filtering/graphics/icons/air-filter-machine.png b/better-air-filtering/graphics/icons/air-filter-machine.png
new file mode 100644
index 0000000..44d4793
Binary files /dev/null and b/better-air-filtering/graphics/icons/air-filter-machine.png differ
diff --git a/better-air-filtering/graphics/icons/air-filter-recycling-copy.png b/better-air-filtering/graphics/icons/air-filter-recycling-copy.png
new file mode 100644
index 0000000..b0bb393
Binary files /dev/null and b/better-air-filtering/graphics/icons/air-filter-recycling-copy.png differ
diff --git a/better-air-filtering/graphics/icons/air-filter-recycling.png b/better-air-filtering/graphics/icons/air-filter-recycling.png
new file mode 100644
index 0000000..3b9207e
Binary files /dev/null and b/better-air-filtering/graphics/icons/air-filter-recycling.png differ
diff --git a/better-air-filtering/graphics/icons/filter-air.png b/better-air-filtering/graphics/icons/filter-air.png
new file mode 100644
index 0000000..06b781d
Binary files /dev/null and b/better-air-filtering/graphics/icons/filter-air.png differ
diff --git a/better-air-filtering/graphics/icons/unused-air-filter.png b/better-air-filtering/graphics/icons/unused-air-filter.png
new file mode 100644
index 0000000..812e716
Binary files /dev/null and b/better-air-filtering/graphics/icons/unused-air-filter.png differ
diff --git a/better-air-filtering/graphics/icons/used-air-filter.png b/better-air-filtering/graphics/icons/used-air-filter.png
new file mode 100644
index 0000000..a6c1344
Binary files /dev/null and b/better-air-filtering/graphics/icons/used-air-filter.png differ
diff --git a/better-air-filtering/graphics/technology/air-filter-recycling.png b/better-air-filtering/graphics/technology/air-filter-recycling.png
new file mode 100644
index 0000000..593167b
Binary files /dev/null and b/better-air-filtering/graphics/technology/air-filter-recycling.png differ
diff --git a/better-air-filtering/graphics/technology/air-filtering-mk2.png b/better-air-filtering/graphics/technology/air-filtering-mk2.png
new file mode 100644
index 0000000..26482fc
Binary files /dev/null and b/better-air-filtering/graphics/technology/air-filtering-mk2.png differ
diff --git a/better-air-filtering/graphics/technology/air-filtering-mk3.png b/better-air-filtering/graphics/technology/air-filtering-mk3.png
new file mode 100644
index 0000000..5fddb31
Binary files /dev/null and b/better-air-filtering/graphics/technology/air-filtering-mk3.png differ
diff --git a/better-air-filtering/graphics/technology/air-filtering.png b/better-air-filtering/graphics/technology/air-filtering.png
new file mode 100644
index 0000000..cba7b1f
Binary files /dev/null and b/better-air-filtering/graphics/technology/air-filtering.png differ
diff --git a/better-air-filtering/graphics/technology/air-filtering_o.png b/better-air-filtering/graphics/technology/air-filtering_o.png
new file mode 100644
index 0000000..d14b92a
Binary files /dev/null and b/better-air-filtering/graphics/technology/air-filtering_o.png differ
diff --git a/better-air-filtering/info.json b/better-air-filtering/info.json
new file mode 100644
index 0000000..e8c73e5
--- /dev/null
+++ b/better-air-filtering/info.json
@@ -0,0 +1,13 @@
+{
+    "name": "better-air-filtering",
+    "version": "0.1.0",
+    "title": "Better Air Filtering",
+    "author": "Joey De Pauw",
+    "contact": "joeydepauw@gmail.com",
+    "homepage": "",
+    "factorio_version": "0.17",
+    "dependencies": [
+      "base >= 0.17"
+    ],
+    "description": "An extension to the air filtering mod by Schorty."
+}
diff --git a/better-air-filtering/locale/de/air-filtering.cfg b/better-air-filtering/locale/de/air-filtering.cfg
new file mode 100644
index 0000000..1e16c6f
--- /dev/null
+++ b/better-air-filtering/locale/de/air-filtering.cfg
@@ -0,0 +1,25 @@
+[entity-name]
+old-air-filter-machine=Luftfiltermaschine (Ersetz mich)
+air-filter-machine=Luftfiltermaschine
+air-filter-machine-mk2=Luftfiltermaschine MK2
+air-filter-machine-mk3=Luftfiltermaschine MK3
+
+[item-name]
+unused-air-filter=Luftfilter
+used-air-filter=Benutzer Luftfilter
+
+[recipe-name]
+filter-air=Luft filtern
+air-filter-recycling=Benutzten Luftfilter recyclen
+
+[technology-name]
+air-filtering=Luftfilterung
+air-filtering-mk2=Luftfilterung MK2
+air-filtering-mk3=Luftfilterung MK3
+air-filtering-recycling=Luftfilter recyclen
+
+[technology-description]
+air-filtering=Erm�glicht das Herstellen von Luftfiltermaschinen um die Luftverschmutzung in der n�heren Umgebung zu reduzieren.
+air-filtering-mk2=Verbesserte Luftfiltermaschinen erm�glichen besseres filtern der Luft. Sie ben�tigen mehr Strom und Luftfilter.
+air-filtering-mk3=Die st�rkste Luftfiltermaschine kann mit stark erh�htem Stromverbrauch auch stark verschmutzte Luft filtern.
+air-filter-recycling=Verbrauchte Luftfilter k�nnen mit etwas neuer Kohle wiederverwendet werden.
\ No newline at end of file
diff --git a/better-air-filtering/locale/en/air-filtering.cfg b/better-air-filtering/locale/en/air-filtering.cfg
new file mode 100644
index 0000000..f3a87b0
--- /dev/null
+++ b/better-air-filtering/locale/en/air-filtering.cfg
@@ -0,0 +1,25 @@
+[entity-name]
+old-air-filter-machine=Air filter machine (REPLACE ME)
+air-filter-machine=Air filter machine
+air-filter-machine-mk2=Air filter machine MK2
+air-filter-machine-mk3=Air filter machine MK3
+
+[item-name]
+unused-air-filter=Unused Air filter
+used-air-filter=Used air filter
+
+[recipe-name]
+filter-air=Filter air
+air-filter-recycling=Recycle used air filter
+
+[technology-name]
+air-filtering=Air filtering
+air-filtering-mk2=Air filtering MK2
+air-filtering-mk3=Air filtering MK3
+air-filter-recycling=Recycle used air filter
+
+[technology-description]
+air-filtering=Enables the crafting of Air Filter Machines to improve air quality by reducing pollution
+air-filtering-mk2=Improved versions of the Air Filter Machines can filter the air better. Has increased power and air filter consumption.
+air-filtering-mk3=The fastest alternative for cleaning the air but at the cost of a high amount of power. It also uses air filters much more quickly.
+air-filter-recycling=Used air filters can be reused after being recycled by using a bit of coal to refill them.
\ No newline at end of file
diff --git a/better-air-filtering/locale/pl/air-filtering.cfg b/better-air-filtering/locale/pl/air-filtering.cfg
new file mode 100644
index 0000000..2c9b6d1
--- /dev/null
+++ b/better-air-filtering/locale/pl/air-filtering.cfg
@@ -0,0 +1,13 @@
+[entity-name]
+old-air-filter-machine=Maszyna filtrujaca powietrze (Znisz i postaw mnie)
+air-filter-machine=Maszyna filtrujaca powietrze 
+air-filter-machine-mk2=Maszyna filtrujaca powietrze MK2
+air-filter-machine-mk3=Maszyna filtrujaca powietrze MK3
+
+[item-name]
+unused-air-filter=Filtr Powietrza
+used-air-filter=Zuzyty Filtr Powietrza
+
+[recipe-name]
+filter-air=Filtruj Powietrze
+air-filter-recycling=Odnawiaj Zuzyte Filtry Powietrza
\ No newline at end of file
diff --git a/better-air-filtering/locale/ru/air-filtering.cfg b/better-air-filtering/locale/ru/air-filtering.cfg
new file mode 100644
index 0000000..a6da1a0
--- /dev/null
+++ b/better-air-filtering/locale/ru/air-filtering.cfg
@@ -0,0 +1,19 @@
+[entity-name]
+old-air-filter-machine=Воздушный фильтр (ЗАМЕНИ МЕНЯ)
+air-filter-machine=Воздушный фильтр
+air-filter-machine-mk2=Воздушный фильтр MK2
+air-filter-machine-mk3=Воздушный фильтр MK3
+
+[item-name]
+unused-air-filter=Воздушный фильтр
+used-air-filter=Использовать воздушный фильтр
+
+[recipe-name]
+filter-air=Воздушный фильтр
+air-filter-recycling=Утилизация использованных воздушный фильтр
+
+[technology-name]
+air-filtering=Воздушный фильтр
+air-filtering-mk2=Воздушный фильтр MK2
+air-filtering-mk3=Воздушный фильтр MK3
+air-filter-recycling=Утилизация использованных воздушный фильтр
diff --git a/better-air-filtering/locale/uk/air-filtering.cfg b/better-air-filtering/locale/uk/air-filtering.cfg
new file mode 100644
index 0000000..5a467bd
--- /dev/null
+++ b/better-air-filtering/locale/uk/air-filtering.cfg
@@ -0,0 +1,18 @@
+[entity-name]
+air-filter-machine=Завод очистки повітря
+air-filter-machine-mk2=Завод очистки повітря-2
+air-filter-machine-mk3=Завод очистки повітря-3
+
+[item-name]
+unused-air-filter=Повітряний фільтр
+used-air-filter=Використаний повітряний фільтр
+
+[recipe-name]
+filter-air=Очистка повітря
+air-filter-recycling=Переробка використаного повітряного фільтра
+
+[technology-name]
+air-filtering=Очистка повітря
+air-filtering-mk2=Очистка повітря 2
+air-filtering-mk3=Очистка повітря 3
+air-filter-recycling=Переробка використаних повітряних фільтрів
\ No newline at end of file
diff --git a/better-air-filtering/prototypes/entity.lua b/better-air-filtering/prototypes/entity.lua
new file mode 100644
index 0000000..d1194fd
--- /dev/null
+++ b/better-air-filtering/prototypes/entity.lua
@@ -0,0 +1,184 @@
+data:extend({
+  {
+    type = "fuel-category",
+    name = "pollution-filter"
+  },
+  {
+    type = "assembling-machine",
+    name = "air-filter-machine",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-machine.png",
+    icon_size = 32,
+    flags = {"placeable-neutral", "placeable-player", "player-creation"},
+    minable = {hardness = 0.2, mining_time = 0.5, result = "air-filter-machine"},
+    fast_replaceable_group = "air-filter-machine",
+    max_health = 150,
+    corpse = "big-remnants",
+    collision_box = {{-1.2, -1.2}, {1.2, 1.2}},
+    selection_box = {{-1.5, -1.5}, {1.5, 1.5}},
+    animation =
+    {
+      filename = "__better-air-filtering__/graphics/entity/air-filter-machine.png",
+      priority = "high",
+      width = 99,
+      height = 102,
+      frame_count = 32,
+      line_length = 8,
+      shift = {0.4, -0.06}
+    },
+    open_sound = { filename = "__base__/sound/machine-open.ogg", volume = 0.85 },
+    close_sound = { filename = "__base__/sound/machine-close.ogg", volume = 0.75 },
+    working_sound =
+    {
+      sound = { { filename = "__base__/sound/electric-furnace.ogg", volume = 0.7 } },
+      idle_sound = { filename = "__base__/sound/idle1.ogg", volume = 0.6 },
+      apparent_volume = 1.5,
+    },
+    crafting_categories = {"crafting-air-filter"},
+    crafting_speed = 1.0,
+    energy_source =
+    {
+      type = "burner",
+      fuel_category = "pollution-filter",
+      usage_priority = "secondary-input",
+      fuel_inventory_size = 1,
+--      burnt_inventory_size = 1,
+      emissions = -0.06
+    },
+    energy_usage = "1MW",
+    fixed_recipe="filter-air2",
+    ingredient_count = 1,
+    module_slots = 0
+  },
+--  {
+--    type = "furnace",
+--    name = "air-filter-machine",
+--    icon = "__better-air-filtering__/graphics/icons/air-filter-machine.png",
+--    icon_size = 32,
+--    flags = {"placeable-neutral", "placeable-player", "player-creation"},
+--    minable = {hardness = 0.2, mining_time = 0.5, result = "air-filter-machine"},
+--    fast_replaceable_group = "air-filter-machine",
+--    max_health = 150,
+--    corpse = "big-remnants",
+--    collision_box = {{-1.2, -1.2}, {1.2, 1.2}},
+--    selection_box = {{-1.5, -1.5}, {1.5, 1.5}},
+--    animation =
+--    {
+--      filename = "__better-air-filtering__/graphics/entity/air-filter-machine.png",
+--      priority = "high",
+--      width = 99,
+--      height = 102,
+--      frame_count = 32,
+--      line_length = 8,
+--      shift = {0.4, -0.06}
+--    },
+--    open_sound = { filename = "__base__/sound/machine-open.ogg", volume = 0.85 },
+--    close_sound = { filename = "__base__/sound/machine-close.ogg", volume = 0.75 },
+--    working_sound =
+--    {
+--      sound = { { filename = "__base__/sound/electric-furnace.ogg", volume = 0.7 } },
+--      idle_sound = { filename = "__base__/sound/idle1.ogg", volume = 0.6 },
+--      apparent_volume = 1.5,
+--    },
+--    crafting_categories = {"crafting-air-filter"},
+--    source_inventory_size = 1,
+--    result_inventory_size = 1,
+--    crafting_speed = 1.0,
+--    energy_source =
+--    {
+--      type = "electric",
+--      usage_priority = "secondary-input",
+--      emissions = -0.06
+--    },
+--    energy_usage = "200kW",
+--    ingredient_count = 1,
+--    module_slots = 0
+--  },
+  {
+    type = "furnace",
+    name = "air-filter-machine-mk2",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-machine-mk2.png",
+    icon_size = 32,
+    flags = {"placeable-neutral", "placeable-player", "player-creation"},
+    minable = {hardness = 0.2, mining_time = 0.5, result = "air-filter-machine-mk2"},
+    fast_replaceable_group = "air-filter-machine",
+    max_health = 150,
+    corpse = "big-remnants",
+    collision_box = {{-1.2, -1.2}, {1.2, 1.2}},
+    selection_box = {{-1.5, -1.5}, {1.5, 1.5}},
+    animation =
+    {
+      filename = "__better-air-filtering__/graphics/entity/air-filter-machine-mk2.png",
+      priority = "high",
+      width = 99,
+      height = 102,
+      frame_count = 32,
+      line_length = 8,
+      shift = {0.4, -0.06}
+    },
+    open_sound = { filename = "__base__/sound/machine-open.ogg", volume = 0.85 },
+    close_sound = { filename = "__base__/sound/machine-close.ogg", volume = 0.75 },
+    working_sound =
+    {
+      sound = { { filename = "__base__/sound/electric-furnace.ogg", volume = 0.7 } },
+      idle_sound = { filename = "__base__/sound/idle1.ogg", volume = 0.6 },
+      apparent_volume = 1.5,
+    },
+    crafting_categories = {"crafting-air-filter"},
+    source_inventory_size = 1,
+    result_inventory_size = 1,
+    crafting_speed = 2.0,
+    energy_source =
+    {
+      type = "electric",
+      usage_priority = "secondary-input",
+      emissions = -0.12
+    },
+    energy_usage = "350kW",
+    ingredient_count = 1,
+    module_slots = 0
+  },
+  {
+    type = "furnace",
+    name = "air-filter-machine-mk3",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-machine-mk3.png",
+    icon_size = 32,
+    flags = {"placeable-neutral", "placeable-player", "player-creation"},
+    minable = {hardness = 0.2, mining_time = 0.5, result = "air-filter-machine-mk3"},
+    fast_replaceable_group = "air-filter-machine",
+    max_health = 150,
+    corpse = "big-remnants",
+    collision_box = {{-1.2, -1.2}, {1.2, 1.2}},
+    selection_box = {{-1.5, -1.5}, {1.5, 1.5}},
+    animation =
+    {
+      filename = "__better-air-filtering__/graphics/entity/air-filter-machine-mk3.png",
+      priority = "high",
+      width = 99,
+      height = 102,
+      frame_count = 32,
+      line_length = 8,
+      shift = {0.4, -0.06}
+    },
+    open_sound = { filename = "__base__/sound/machine-open.ogg", volume = 0.85 },
+    close_sound = { filename = "__base__/sound/machine-close.ogg", volume = 0.75 },
+    working_sound =
+    {
+      sound = { { filename = "__base__/sound/electric-furnace.ogg", volume = 0.7 } },
+      idle_sound = { filename = "__base__/sound/idle1.ogg", volume = 0.6 },
+      apparent_volume = 1.5,
+    },
+    crafting_categories = {"crafting-air-filter"},
+    source_inventory_size = 1,
+    result_inventory_size = 1,
+    crafting_speed = 5.0,
+    energy_source =
+    {
+      type = "electric",
+      usage_priority = "secondary-input",
+      emissions = -0.3
+    },
+    energy_usage = "1MW",
+    ingredient_count = 1,
+    module_slots = 0
+  }
+})
diff --git a/better-air-filtering/prototypes/item.lua b/better-air-filtering/prototypes/item.lua
new file mode 100644
index 0000000..d1fca28
--- /dev/null
+++ b/better-air-filtering/prototypes/item.lua
@@ -0,0 +1,58 @@
+data:extend({
+  {
+    type = "item",
+    name = "air-filter-machine",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-machine.png",
+    icon_size = 32,
+    flags = {},
+    subgroup = "production-machine",
+    order = "f[air-filter-machine]",
+    place_result = "air-filter-machine",
+    stack_size = 10,
+  },
+  {
+    type = "item",
+    name = "air-filter-machine-mk2",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-machine-mk2.png",
+    icon_size = 32,
+    flags = {},
+    subgroup = "production-machine",
+    order = "f[air-filter-machine]-g[air-filter-machine-mk2]",
+    place_result = "air-filter-machine-mk2",
+    stack_size = 10
+  },
+  {
+    type = "item",
+    name = "air-filter-machine-mk3",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-machine-mk3.png",
+    icon_size = 32,
+    flags = {},
+    subgroup = "production-machine",
+    order = "g[air-filter-machine-mk2]-h[air-filter-machine-mk3]",
+    place_result = "air-filter-machine-mk3",
+    stack_size = 10
+  },
+  {
+    type = "item",
+    name = "unused-air-filter",
+    icon = "__better-air-filtering__/graphics/icons/unused-air-filter.png",
+    icon_size = 32,
+    flags = {},
+    subgroup = "raw-material",
+    order = "g[plastic-bar]-h[unused-air-filter]",
+    stack_size = 50,
+    fuel_category = "pollution-filter",
+--    burnt_result = "used-air-filter",
+    fuel_value = "300MW",
+  },
+  {
+    type = "item",
+    name = "used-air-filter",
+    icon = "__better-air-filtering__/graphics/icons/used-air-filter.png",
+    icon_size = 32,
+    flags = {},
+    subgroup = "raw-material",
+    order = "h[unused-air-filter]-i[used-air-filter]",
+    stack_size = 50
+  }
+})
diff --git a/better-air-filtering/prototypes/recipe.lua b/better-air-filtering/prototypes/recipe.lua
new file mode 100644
index 0000000..cae67f5
--- /dev/null
+++ b/better-air-filtering/prototypes/recipe.lua
@@ -0,0 +1,115 @@
+data:extend({
+  {
+    type = "recipe-category",
+    name = "crafting-air-filter"
+  },
+  {
+    type = "recipe",
+    name = "air-filter-machine",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-machine.png",
+    icon_size = 32,
+    energy_required = 10.0,
+    enabled = "false",
+    ingredients =
+    {
+      {"assembling-machine-2", 1},
+      {"electronic-circuit", 5},
+      {"steel-plate", 10}
+    },
+    result = "air-filter-machine"
+  },
+  {
+    type = "recipe",
+    name = "air-filter-machine-mk2",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-machine-mk2.png",
+    icon_size = 32,
+    energy_required = 10.0,
+    enabled = "false",
+    ingredients =
+    {
+      {"air-filter-machine", 2},
+      {"advanced-circuit", 10}
+    },
+    result = "air-filter-machine-mk2"
+  },
+  {
+    type = "recipe",
+    name = "air-filter-machine-mk3",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-machine-mk3.png",
+    icon_size = 32,
+    energy_required = 10.0,
+    enabled = "false",
+    ingredients =
+    {
+      {"air-filter-machine-mk2", 2},
+      {"processing-unit", 10}
+    },
+    result = "air-filter-machine-mk3"
+  },
+  {
+    type = "recipe",
+    name = "unused-air-filter",
+    icon = "__better-air-filtering__/graphics/icons/unused-air-filter.png",
+    icon_size = 32,
+    category = "crafting",
+    subgroup = "raw-material",
+    order = "f[plastic-bar]-f[unused-air-filter]",
+    energy_required = 5,
+    enabled = "false",
+    ingredients =
+    {
+      {"coal", 10},
+      {"plastic-bar", 4},
+      {"steel-plate", 2}
+    },
+    result = "unused-air-filter"
+  },
+  {
+    type = "recipe",
+    name = "filter-air",
+    icon = "__better-air-filtering__/graphics/icons/filter-air.png",
+    icon_size = 32,
+    category = "crafting-air-filter",
+    order = "f[plastic-bar]-f[filter-air]",
+    energy_required = 100,
+    enabled = "false",
+    ingredients =
+    {
+      {"unused-air-filter", 1}
+    },
+    result = "used-air-filter"
+  },
+  {
+    type = "recipe",
+    name = "filter-air2",
+    icon = "__better-air-filtering__/graphics/icons/filter-air.png",
+    icon_size = 32,
+    category = "crafting-air-filter",
+    subgroup = "raw-material",
+    order = "f[plastic-bar]-f[filter-air]",
+    energy_required = 5,
+    enabled = "true",
+    ingredients =
+    {
+
+    },
+    result = "used-air-filter"
+  },
+  {
+    type = "recipe",
+    name = "air-filter-recycling",
+    icon = "__better-air-filtering__/graphics/icons/air-filter-recycling.png",
+    icon_size = 32,
+    category = "crafting",
+    subgroup = "raw-material",
+    order = "f[unused-air-filter]-f[air-filter-recycling]",
+    energy_required = 5,
+    enabled = "false",
+    ingredients =
+    {
+      {"used-air-filter", 1},
+      {"coal", 5}
+    },
+    result = "unused-air-filter"
+  }
+})
diff --git a/better-air-filtering/prototypes/technology.lua b/better-air-filtering/prototypes/technology.lua
new file mode 100644
index 0000000..e0086d3
--- /dev/null
+++ b/better-air-filtering/prototypes/technology.lua
@@ -0,0 +1,110 @@
+data:extend({
+  {
+    type = "technology",
+    name = "air-filtering",
+    icon = "__better-air-filtering__/graphics/technology/air-filtering.png",
+    icon_size = "64",
+    prerequisites = {"plastics", "steel-processing", "advanced-electronics"},
+    effects =
+    {
+      {
+        type = "unlock-recipe",
+        recipe = "air-filter-machine"
+      },
+      {
+        type = "unlock-recipe",
+        recipe = "filter-air"
+      },
+      {
+        type = "unlock-recipe",
+        recipe = "unused-air-filter"
+      }
+    },
+    unit =
+    {
+      count = 100,
+      ingredients = {
+        {"automation-science-pack", 1},
+        {"logistic-science-pack", 1}
+      },
+      time = 30
+    },
+    order = "d-a-a"
+  },
+  {
+    type = "technology",
+    name = "air-filtering-mk2",
+    icon = "__better-air-filtering__/graphics/technology/air-filtering-mk2.png",
+    icon_size = "64",
+    prerequisites = {"air-filtering"},
+    effects =
+    {
+      {
+        type = "unlock-recipe",
+        recipe = "air-filter-machine-mk2"
+      }
+    },
+    unit =
+    {
+      count = 300,
+      ingredients = {
+        {"automation-science-pack", 1},
+        {"logistic-science-pack", 1},
+        {"chemical-science-pack", 1}
+      },
+      time = 60
+    },
+    order = "d-a-a"
+  },
+  {
+    type = "technology",
+    name = "air-filtering-mk3",
+    icon = "__better-air-filtering__/graphics/technology/air-filtering-mk3.png",
+    icon_size = "64",
+    prerequisites = {"air-filtering-mk2"},
+    effects =
+    {
+      {
+        type = "unlock-recipe",
+        recipe = "air-filter-machine-mk3"
+      }
+    },
+    unit =
+    {
+      count = 500,
+      ingredients = {
+        {"automation-science-pack", 1},
+        {"logistic-science-pack", 1},
+        {"chemical-science-pack", 2},
+        {"production-science-pack", 1}
+      },
+      time = 60
+    },
+    order = "d-a-a"
+  },
+  {
+    type = "technology",
+    name = "air-filter-recycling",
+    icon = "__better-air-filtering__/graphics/technology/air-filter-recycling.png",
+    icon_size = "64",
+    prerequisites = {"air-filtering"},
+    effects =
+    {
+      {
+        type = "unlock-recipe",
+        recipe = "air-filter-recycling"
+      }
+    },
+    unit =
+    {
+      count = 150,
+      ingredients = {
+        {"automation-science-pack", 1},
+        {"logistic-science-pack", 1},
+        {"chemical-science-pack", 1}
+      },
+      time = 30
+    },
+    order = "d-a-a"
+  }
+})