Lyna Manufacturing’s "green" technology Tire Lyna biodegradable tire management gel solution sealing compound controls tire pressure, protects the tire casing from heat and oxidation, self seals tread punctures and performs in extreme tire chamber temperatures of up to 3,700ºF, the company says. The compound does not create a balance problem and washes off very easily for retreading. Tire Lyna can also be used with nitrogen.