Block cleaner

Evapo-Rust is a safe, easy-to-use rust remover ideal for rejuvenating automotive parts that have been attacked by corrosive rust. Water-based, it does not require the user to employ any special equipment or wear personal protective gear. It does not harm steel, brass, copper, aluminum, gold, lead, titanium, cast iron, solder points, vinyl, plastic, rubber, silicone, glass, cork, or wood. Simply immerse the rusted item in Evapo-Rust and check the progress regularly. Soaking time will vary from 30 minutes to 24 hours depending on the severity of the rust. Evapo-Rust has an indefinite shelf-life and can be safely flushed down the sewer after use. It