Clean your weapons like never before and watch carbon just fall out of your weapon. The FrogLube Solvent Spray is a great cleaner to remove all the petroleum products and junk before a FrogLube treatment. Froglube Solvent Spray will not harm the environment. It can be disposed of without the need for prohibitive HAZMAT controls. It is available in 1 oz, 4 oz, and 8 oz spray bottles.