This CID covers hot self-vulcanizing chemical units; chemical vulcanizing patch unit kits, and fluids for repairing rubber inner tubes of pneumatic tires and tubeless pneumatic tire liners. The patch units are used in repairing injuries caused by penetrating objects up to and including 3.2 millimeters(mm) in diameter in tubeless tires and injuries up to 19.1 mm in length(tears) in inner tubes.