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How Can Factorio Reduce Pollution? [Solved]
Every chunk (32x32) of map slowly reduces the pollution it covers (See #Chunks). So the more the pollution spreads, the more is absorbed. Trees also absorb some pollution (See #Trees). Spawners absorb a great amount of pollution, and use this to assign enemies to attacks.10 Sept 2022
Factorio: One Weird Trick to reduce pollution
Reducing pollution can
Factorio Little Known Facts - Pollution Mechanics
NOTE: It turns out
Fix your Pollution Problem.
Air filtering Adding machines