Spill Hero is non-toxic to the user and the environment. Spill Hero is not known to generate heat and/or fire when used with bio-fuels, vegetable oil, ethanol, turpentine and other unsaturated organic compounds. Use caution if Spill Hero is used to absorb hazardous liquids and comply with local regulations regarding the handling and disposal of absorbed hazardous liquids. Spill Hero will not leach out absorbed liquids. DO NOT USE WITH HYDROFLUORIC ACID.