FORMKOTE RELEASE OTC 5GAL PAIL. FormKote OTC is an oil-based chemically reactive release agent that does not stain and is manufactured to meet all EPA VOC content regulations. It works with all forming systems including steel, rubber, conditioned aluminum and wood forming systems. It can be sprayed in cold climates due to its low viscosity. Does not contain diesel oil, waxes and silicones. It is economical and can be used on internal and external surfaces, and on all types of wood, conditioned aluminum and steel forms.