BacKrete® is a fine, highly absorbent powder which contains naturally occurring, non-genetically altered bacteria which consume Diesel Fuel, Motor Oil, Gasoline, Kerosene, Jet Fuel, Fuel Oil, Etc. The BacKrete® powder is extremely absorbent. When applied the fine powder will carry the BacKrete® bacteria into the pores of the concrete spill surface or soiled area where it will absorb and consume as a food source.