YELLOW THUNDER IS E HEAVY DUTY DEGREASER WITH OUR NEW MULTIPHASE FORMULA WITH SPECIAL SURFACTANT, WETTING AGENTS. EMULSIFERS AND DETERGENTS TO CREATE AN OUTSTANDING CONCENTRATED DEGREASER. YELLOW THUNDER IS NON-FLAMMABLE AND BIODEGRADABLE. THIS PRODUCT OUT PERFORMS MOST ACIDIC STYLE CLEANERS. SOLVENT DEGREASER AND OTHER WATER SOLUBLE DEGREASER.