... are applicable 3. More than safety 4.Environment Friendly Waste Oil Burner B-30: Specifications:Features:1. Various fuels are applicable ... crankcase oils, used Glycerin, used hydraulic oil, used synthetic oils, waste machine shop cutting oil, waste mineral spirits solvent, waste grades # ... 1, #3, #4 heating oils, waste mixed heavy oil etc., as well as regular oils, such as diesel,etc.