Polypropylene fittings should not be used with compressed gas
Polypropylene fittings should not be used with aromatic hydrocarbons, carbon tetra-chloride, gasoline, hexane, kerosene, nitric acid, sodium hydrochlorite, toluene, trichloroethylene or xylene
Warning: this product contains a chemical known to the state of California to cause birth defects or other reproductive harm