Welcome to PHase III PHase III, Inc. develops, manufactures, and markets environmentally safe microbial products designed to clean, absorb, and dispose of used oil, gas, grease, and other hazardous materials. Rated the "best performing" absorbent by the Army Corp of Engineers, Oil Sponge is perfect for use with any oil-based spill NASA ranked our cleaner/degreaser #1 for efficiency, performance, environmental safety, ease of use, and realized cost. All this and low VOCs! Microbial treatments will reduce the waste collected in grease traps, eliminate odors from drainage pits and help