Mike, You can get the same results by just using toilet bowl cleaner at a far less cost. Acid is acid (for the rust that is). Larry (and people think I have a clean toilet) - Cleveland -----Original Message----- From: DeTomaso [mailto:detomaso-bounces@server.detomasolist.com] On Behalf Of Mike Drew via DeTomaso Sent: Saturday, June 11, 2016 10:30 PM To: detomaso@detomasolist.com Subject: [DeTomaso] Product review: Evapo-Rust Hi guys, I saw this product at Harbor Freight and it sounded too good to be true. Just dunk a rusty part in it and let it soak for a few hours, the rust gets gone with no scrubbing or sanding. Just rinse off with water. Costs $27 a gallon so I figured, what the hell? I grabbed a gallon and when I got home I treated an old rotor. Sure enough, it works like a champ! Check it out below...