Companies in California. Like, Oil refineries. Environmental, marinas and general contractors are using the Oil Solutions or OS powder product which is EPA listed, NCP approved and approved by the California fish & wildlife association. The OS powder products are being used to clean oil from soil, oil from rock oil from cement oil from asphalt. The OS powder is quick response that encapsulates oil permanently, This prevents damage to the environment, The OS powder works fast and complete, making for an easy clean up. The product is landfill safe. But, disposal is the responsibility of the generator. The OS powder replaces and improves the method of oil response and oil clean up. The OS powder can be used in hot or cold weather, as well as wet and dry environments. The OS powder will work on any oil, gas, diesel, hydraulic, crude. Motor oil, antifreeze basically any fuel oil. As well as any surface. The companies using the product carry the OS powder on their trucks and back at the shop. There are no special requirements to carry the product, where ever you were storing your oil dri and oil pads can be used to store the Oil Solutions powder.