-- Special items/fluids : if incorrect, edit prices and add manually to special_prices in config.lua and/or send to binbinhfr on forum : https://forums.factorio.com/viewtopic.php?f=92&t=30889
	-- Resources (vanilla and modded):
	["water"] = 0,
	["coal"] = 16,
	["stone"] = 27,
	["iron-ore"] = 19,
	["copper-ore"] = 21,
	["crude-oil"] = 100,
	["gas-natural-1"] = 100,
	["angels-ore1"] = 100,
	["angels-ore2"] = 100,
	["angels-ore3"] = 100,
	["angels-ore4"] = 100,
	["angels-ore5"] = 100,
	["angels-ore6"] = 100,
	["liquid-multi-phase-oil"] = 100,
	["monazite-ore-base"] = 100,
	["tenemut"] = 100,
	["alien-ore"] = 100,
	["heavy-oil"] = 100,
	["light-oil"] = 100,
	["petroleum-gas"] = 100,
	["sulfuric-acid"] = 100,

	-- Specials (manually declared prices):
	["coin"] = 1,
	["ucoin"] = 1,
	["raw-wood"] = 51,
	["raw-fish"] = 30,
	["alien-artifact"] = 1000,
	["thermal-water"] = 100,
	["empty-canister"] = 161,
	["empty-barrel"] = 1311,
	["small-alien-artifact"] = 199,
	["small-alien-artifact-red"] = 201,
	["small-alien-artifact-orange"] = 201,
	["small-alien-artifact-yellow"] = 201,
	["small-alien-artifact-green"] = 201,
	["small-alien-artifact-blue"] = 201,
	["small-alien-artifact-purple"] = 201,

	-- Potential undeclared resources (used as ingredients but never produced):
	["fake-pole"] = 99,
	["gem-ore"] = 99,
	["geode-cyan"] = 99,
	["geode-lightgreen"] = 99,
	["geode-purple"] = 99,
	["geode-yellow"] = 99,
	["fluorite-ore"] = 99,
	["Natural_Evolution_Biter-Spawner-exhausted"] = 99,
	["Natural_Evolution_Spitter-Spawner-exhausted"] = 99,
	["small-worm-hatching-exhausted"] = 99,
	["medium-worm-hatching-exhausted"] = 99,
	["big-worm-hatching-exhausted"] = 99,

	-- Free items/fluids (products of a recipe without ingredients):

	-- Unknown items/fluids -> not priced (not present in any recipe or only in isolated looped recipes):
	["substation-4"] = unknown_price,
	["bi_medium-electric-pole_for_Bio_Farm"] = unknown_price,
	["tank-3"] = unknown_price,
	["ceramic-pipe"] = unknown_price,
	["ceramic-pipe-to-ground"] = unknown_price,
	["bob-logistic-robot-4"] = unknown_price,
	["bob-construction-robot-4"] = unknown_price,
	["bob-logistic-zone-expander-4"] = unknown_price,
	["bob-robo-charge-port-4"] = unknown_price,
	["bob-robo-charge-port-large-4"] = unknown_price,
	["bob-robochest-4"] = unknown_price,
	["bob-roboport-4"] = unknown_price,
	["dummy-selection-tool"] = unknown_price,
	["burner-generator-power"] = unknown_price,
	["bi_solar-panel_for_Bio_Farm"] = unknown_price,
	["bi_bio_Solar_Farm_Image"] = unknown_price,
	["fast-accumulator-3"] = unknown_price,
	["large-accumulator-3"] = unknown_price,
	["slow-accumulator-3"] = unknown_price,
	["bob-mining-drill-4"] = unknown_price,
	["bob-area-mining-drill-4"] = unknown_price,
	["bookshelf_1"] = unknown_price,
	["experiment_1"] = unknown_price,
	["lab-wall"] = unknown_price,
	["lava"] = unknown_price,
	["lavaL"] = unknown_price,
	["marker"] = unknown_price,
	["opening"] = unknown_price,
	["read_book"] = unknown_price,
	["solar-panel-faker"] = unknown_price,
	["bob-pumpjack-4"] = unknown_price,
	["water-miner-5"] = unknown_price,
	["air-pump-4"] = unknown_price,
	["water-pump-4"] = unknown_price,
	["electric-furnace-3"] = unknown_price,
	["electric-furnace-4"] = unknown_price,
	["electric-chemical-mixing-furnace-2"] = unknown_price,
	["bi_light_for_Bio_Farm"] = unknown_price,
	["factory-power-provider"] = unknown_price,
	["factory-power-receiver"] = unknown_price,
	["factory-power-distributor"] = unknown_price,
	["assembling-machine-6"] = unknown_price,
	["chemical-plant-4"] = unknown_price,
	["electrolyser-4"] = unknown_price,
	["oil-refinery-3"] = unknown_price,
	["oil-refinery-4"] = unknown_price,
	["speed-processor-3"] = unknown_price,
	["effectivity-processor-3"] = unknown_price,
	["productivity-processor-3"] = unknown_price,
	["pollution-clean-processor-3"] = unknown_price,
	["pollution-create-processor-3"] = unknown_price,
	["speed-module-6"] = unknown_price,
	["speed-module-7"] = unknown_price,
	["speed-module-8"] = unknown_price,
	["effectivity-module-6"] = unknown_price,
	["effectivity-module-7"] = unknown_price,
	["effectivity-module-8"] = unknown_price,
	["productivity-module-6"] = unknown_price,
	["productivity-module-7"] = unknown_price,
	["productivity-module-8"] = unknown_price,
	["pollution-create-module-6"] = unknown_price,
	["pollution-create-module-7"] = unknown_price,
	["pollution-create-module-8"] = unknown_price,
	["pollution-clean-module-6"] = unknown_price,
	["pollution-clean-module-7"] = unknown_price,
	["pollution-clean-module-8"] = unknown_price,
	["raw-speed-module-6"] = unknown_price,
	["raw-speed-module-7"] = unknown_price,
	["raw-speed-module-8"] = unknown_price,
	["green-module-6"] = unknown_price,
	["green-module-7"] = unknown_price,
	["green-module-8"] = unknown_price,
	["raw-productivity-module-6"] = unknown_price,
	["raw-productivity-module-7"] = unknown_price,
	["raw-productivity-module-8"] = unknown_price,
	["god-module-3"] = unknown_price,
	["god-module-4"] = unknown_price,
	["god-module-5"] = unknown_price,
	["beacon-3"] = unknown_price,
	["bi-Purified_Air"] = unknown_price,
	["bi-cellulose"] = unknown_price,
	["bi-adv-fertiliser"] = unknown_price,
	["science-pack-4"] = unknown_price,
	["nitrogen-canister"] = unknown_price,
	["alien-poison-barrel"] = unknown_price,
	["nitric-acid-barrel"] = unknown_price,
	["gun-cotton"] = unknown_price,
	["fertiliser"] = unknown_price,
	["silicon-nitride"] = unknown_price,
	["silver-nitrate"] = unknown_price,
	["silver-oxide"] = unknown_price,
	["acid-bullet"] = unknown_price,
	["ap-bullet"] = unknown_price,
	["electric-bullet"] = unknown_price,
	["flame-bullet"] = unknown_price,
	["he-bullet"] = unknown_price,
	["poison-bullet"] = unknown_price,
	["poison-bullet-projectile"] = unknown_price,
	["bullet"] = unknown_price,
	["cordite"] = unknown_price,
	["poison-rocket-warhead"] = unknown_price,
	["silver-zinc-battery"] = unknown_price,
	["processing-electronics"] = unknown_price,
	["advanced-processing-unit"] = unknown_price,
	["ceramic-bearing-ball"] = unknown_price,
	["ceramic-bearing"] = unknown_price,
	["roboport-antenna-4"] = unknown_price,
	["roboport-chargepad-4"] = unknown_price,
	["flying-robot-frame-4"] = unknown_price,
	["robot-brain-combat-4"] = unknown_price,
	["robot-brain-construction-4"] = unknown_price,
	["robot-brain-logistic-4"] = unknown_price,
	["robot-tool-combat-4"] = unknown_price,
	["robot-tool-construction-4"] = unknown_price,
	["robot-tool-logistic-4"] = unknown_price,
	["buggy-gun"] = unknown_price,
	["tank-machine-gun"] = unknown_price,
	["vehicle-machine-gun"] = unknown_price,
	["aircraft-machine-gun"] = unknown_price,
	["flying-fortress-machine-gun"] = unknown_price,
	["cargo-plane-machine-gun"] = unknown_price,
	["gatling-gun"] = unknown_price,
	["laser-beam-rifle"] = unknown_price,
	["aircraft-rocket-launcher"] = unknown_price,
	["flying-fortress-rocket-launcher"] = unknown_price,
	["napalm-launcher"] = unknown_price,
	["tank-cannon-2"] = unknown_price,
	["tank-cannon-3"] = unknown_price,
	["aircraft-cannon"] = unknown_price,
	["tank-cannon"] = unknown_price,
	["tank-artillery-1"] = unknown_price,
	["tank-artillery-2"] = unknown_price,
	["tank-laser"] = unknown_price,
	["cheat-machine"] = unknown_price,
	["poison-artillery-shell"] = unknown_price,
	["bullet-magazine"] = unknown_price,
	["acid-bullet-magazine"] = unknown_price,
	["ap-bullet-magazine"] = unknown_price,
	["electric-bullet-magazine"] = unknown_price,
	["flame-bullet-magazine"] = unknown_price,
	["he-bullet-magazine"] = unknown_price,
	["poison-bullet-magazine"] = unknown_price,
	["bob-poison-rocket"] = unknown_price,
	["laser-beam-rifle-ammo"] = unknown_price,
	["laser-rifle-battery-topaz"] = unknown_price,
	["laser-rifle-battery-diamond"] = unknown_price,
	["shotgun-acid-shell"] = unknown_price,
	["shotgun-ap-shell"] = unknown_price,
	["shotgun-electric-shell"] = unknown_price,
	["shotgun-explosive-shell"] = unknown_price,
	["shotgun-flame-shell"] = unknown_price,
	["shotgun-poison-shell"] = unknown_price,
	["better-shotgun-shell"] = unknown_price,
	["bob-laser-robot-capsule"] = unknown_price,
	["bob-laser-robot"] = unknown_price,
	["heavy-armor-3"] = unknown_price,
	["y-cyb-9u"] = unknown_price,
	["bob-power-armor-mk4"] = unknown_price,
	["bob-power-armor-mk5"] = unknown_price,
	["solar-panel-equipment-4"] = unknown_price,
	["fusion-reactor-equipment-2"] = unknown_price,
	["fusion-reactor-equipment-3"] = unknown_price,
	["fusion-reactor-equipment-4"] = unknown_price,
	["energy-shield-mk3-equipment"] = unknown_price,
	["energy-shield-mk4-equipment"] = unknown_price,
	["energy-shield-mk5-equipment"] = unknown_price,
	["energy-shield-mk6-equipment"] = unknown_price,
	["battery-mk4-equipment"] = unknown_price,
	["battery-mk5-equipment"] = unknown_price,
	["battery-mk6-equipment"] = unknown_price,
	["personal-laser-defense-equipment-5"] = unknown_price,
	["personal-laser-defense-equipment-6"] = unknown_price,
	["combat-robot-dispenser-equipment"] = unknown_price,
	["exoskeleton-equipment-2"] = unknown_price,
	["exoskeleton-equipment-3"] = unknown_price,
	["night-vision-equipment-3"] = unknown_price,
	["bob-laser-turret-5"] = unknown_price,
	["radar-5"] = unknown_price,
	["satellite-radar-1"] = unknown_price,
	["satellite-radar-10"] = unknown_price,
	["satellite-radar-11"] = unknown_price,
	["satellite-radar-12"] = unknown_price,
	["satellite-radar-13"] = unknown_price,
	["satellite-radar-14"] = unknown_price,
	["satellite-radar-15"] = unknown_price,
	["satellite-radar-16"] = unknown_price,
	["satellite-radar-17"] = unknown_price,
	["satellite-radar-2"] = unknown_price,
	["satellite-radar-3"] = unknown_price,
	["satellite-radar-4"] = unknown_price,
	["satellite-radar-5"] = unknown_price,
	["satellite-radar-6"] = unknown_price,
	["satellite-radar-7"] = unknown_price,
	["satellite-radar-8"] = unknown_price,
	["satellite-radar-9"] = unknown_price,
	["orbital-ion-cannon"] = unknown_price,
	["auto-targeter"] = unknown_price,
	["computer"] = unknown_price,
	["solid-plastic-1"] = unknown_price,
	["solid-plastic-2"] = unknown_price,
	["solid-plastic-3"] = unknown_price,
	["solid-resin-1"] = unknown_price,
	["solid-resin-2"] = unknown_price,
	["solid-rubber"] = unknown_price,
	["gas-ammonia-barrel"] = unknown_price,
	["gas-ammonium-chloride-barrel"] = unknown_price,
	["gas-benzene-barrel"] = unknown_price,
	["gas-butadiene-barrel"] = unknown_price,
	["gas-butane-barrel"] = unknown_price,
	["gas-carbon-dioxide-barrel"] = unknown_price,
	["gas-carbon-monoxide-barrel"] = unknown_price,
	["gas-chlor-methane-barrel"] = unknown_price,
	["gas-chlorine-barrel"] = unknown_price,
	["gas-ethane-barrel"] = unknown_price,
	["gas-ethylbenzene-barrel"] = unknown_price,
	["gas-ethylene-barrel"] = unknown_price,
	["gas-formaldehyde-barrel"] = unknown_price,
	["gas-hydrogen-barrel"] = unknown_price,
	["gas-hydrogen-chloride-barrel"] = unknown_price,
	["gas-hydrogen-sulfide-barrel"] = unknown_price,
	["gas-melamine-barrel"] = unknown_price,
	["gas-methane-barrel"] = unknown_price,
	["gas-methanol-barrel"] = unknown_price,
	["gas-nitrogen-barrel"] = unknown_price,
	["gas-nitrogen-dioxide-barrel"] = unknown_price,
	["gas-oxygen-barrel"] = unknown_price,
	["gas-phenol-barrel"] = unknown_price,
	["gas-polyethylene-barrel"] = unknown_price,
	["gas-propene-barrel"] = unknown_price,
	["gas-residual-barrel"] = unknown_price,
	["gas-styrene-barrel"] = unknown_price,
	["gas-sulfur-dioxide-barrel"] = unknown_price,
	["gas-synthesis-barrel"] = unknown_price,
	["gas-urea-barrel"] = unknown_price,
	["liquid-fuel-oil-barrel"] = unknown_price,
	["liquid-hydrochloric-acid-barrel"] = unknown_price,
	["liquid-hydrofluoric-acid-barrel"] = unknown_price,
	["liquid-mineral-oil-barrel"] = unknown_price,
	["liquid-naphtha-barrel"] = unknown_price,
	["liquid-ngl-barrel"] = unknown_price,
	["liquid-nitric-acid-barrel"] = unknown_price,
	["liquid-sulfuric-acid-barrel"] = unknown_price,
	["ash"] = unknown_price,
	["y-notfall-generator-s1"] = unknown_price,
	["y-steam-turbine-mk3"] = unknown_price,
	["y-accumulator-s"] = unknown_price,
	["y-accumulator-s-t2"] = unknown_price,
	["yi_obelisk_A3_5X"] = unknown_price,
	["ye_can_water"] = unknown_price,
	["ye_yellow_core"] = unknown_price,
	["ye_yellow_split"] = unknown_price,
	["ye_base_brown"] = unknown_price,
	["ye_c60crystal"] = unknown_price,
	["ye_crystalite"] = unknown_price,
	["ye_ferrotin"] = unknown_price,
	["ye_krakon4"] = unknown_price,
	["ye_krakon5"] = unknown_price,
	["ye_magnalit"] = unknown_price,
	["yie_crystal_grey"] = unknown_price,
	["attractor-on"] = unknown_price,
	["attractor-off"] = unknown_price,
	["AlienControlStation"] = unknown_price,
	["y-small-stirling-engine"] = unknown_price,
	["y-factory-4"] = unknown_price,
	["y-factory-6"] = unknown_price,
	["y-factory-7"] = unknown_price,
	["y-rich-1"] = unknown_price,
	["y-rich-2"] = unknown_price,
	["bi-Bio_Fuel"] = unknown_price,
	["gas-ammonia"] = unknown_price,
	["gas-ammonium-chloride"] = unknown_price,
	["gas-melamine"] = unknown_price,
	["gas-nitrogen"] = unknown_price,
	["gas-nitrogen-dioxide"] = unknown_price,
	["gas-urea"] = unknown_price,
	["liquid-nitric-acid"] = unknown_price,
	["y-heated-air"] = unknown_price,
	["y_syngas_clean"] = unknown_price,
	["ye_liquid_quantrinum"] = unknown_price,
	["bi-biomass"] = unknown_price,
	["liquid-air"] = unknown_price,
	["bi-liquid-co2"] = unknown_price,
	["nitrogen"] = unknown_price,
	["nitric-acid"] = unknown_price,
	["nitrogen-dioxide"] = unknown_price,
	["nitroglycerin"] = unknown_price,
	["sulfuric-nitric-acid"] = unknown_price,
	["yie_refrigerant"] = unknown_price,
	["alien-poison"] = unknown_price,