- This page is about the Sludge added by Industrial Foregoing. For other uses, see .
Sludge is a fluid added by Industrial Foregoing. It is created as a byproduct of the Plant Interactor and Plant Gatherer and can be processed into Dirt and Clay products in the Sludge Refiner. It will inflict Haste, Blindness, and Slowness status effects if it is consumed with a Straw. Entities touching liquid Sludge will be set on fire and inflicted with the Wither status effect.