RED HOT is a caustic off road cleaner designed for use in steam cleaners and hot water washers. It has special water softening agents and will inhibit scale build-up. This is not a ‘cut-down’ version of TKO. It is formulated specifically for cleaning garbage trucks, dumpsters, and yard equipment. Optimum dilution will range from 1:30 to 1:70 depending upon soil severity and water conditions. Do not use on automobiles, over the road trucks, or aluminum surfaces. Contains Sodium Hydroxide. USDA approved. Has a hazmat fee when shipping via ground.