Care for your environment.
Currently adds:
-Exhaust filters: modules that reduce some of the emissions given off by your machines. 10% less pollution guaranteed.
-Drainage cleaners: powered modules that clean drainage from your machines. -20% pollution, but +5% energy consumed.

Added in last update:
-graphics for the drainage cleaner

Currently planning on adding:
-more modules to combat pollution emissions
-ways to care about your environment
-???