FLOOR-DRY brand diatomaceous earth (DE) absorbent is highly purified and calcined (kiln-fired) for superior absorbent qualities. The unique structure of the diatomite provides FLOOR-DRY brand DE greater pore space. Because of this, pound for pound it absorbs more liquid than any other mineral on the market today. In fact, FLOOR-DRY absorbs twice as much liquid as calcined clay. FLOOR-DRY cleans up spills with no slippery residue or film, making the clean-up area safer and because you use less, there is less disposal of used material. . Absorbs More Liquid Per Bag Than the Competition. Using Less Material Saves Time and Money . Lightweight Bag Reduces Back Strain. Environmentally Friendly and Safe for Landfill Disposal. Promotes Safety by Reducing Slip Hazards. USDA Approved in Food Processing Plants.