Cascade with ShineShield helps stop permanent damage before it can start! Etching is the permanent cloudiness on the surface of glassware. With regular use and proper dosing, Cascade with Shine Shield neutralizes the harsh effects that can cause etching. Fast acting formula activates on contact to quickly and easily clean tough grease. Phosphorus Content: This Cascade formula averages no more than 8.0% phosphorus, in the form of phosphates, which is equivalent to 1.1 grams per tablespoon. Safe for septic tanks. Made in USA.