California Proposition 65: This product contains a chemical known to the State of California to cause cancer. Antifreeze Coolant, Coolant Type NF-OAT, Series Command HD Nitrite Free ELC with Cor-Guard, Container Type Jug, Container Size 1 gal, Concentration Type Pre-Diluted 50/50, Base Formulation Ethylene Glycol, Color Clear, Red, Lifetime Rating 20, 000 hr, Mileage Rating 1, 000, 000 mi, Freezing Point -8 Degrees F, Boiling Point 330 Degrees F, Biodegradable Biodegradable, Phosphate-Free Phosphate-Free, Silicate-Free Silicate-Free