Well, I sent an email to Poorboys World asking about the acid and safety etc...
Originally Posted by Steve @ Poorboys World
Spray & Rinse uses ABF and is generally safe for the user if precautions and care are taken during use.
It will not harm clearcoats, plastics, or chrome platings. It will dull an uncoated polished rim while cleaning it.
Most people only use it full strength if their wheels are in poor condition. People with hard to clean wheels will usually use Wheel Sealant after cleaning and polishing and not need the *&R after the initial cleaning.
Some with just hard to clean wheels, will use it diluted as their maintenance without any harm to the wheels.
Poorboy'* World Products
That means that PB *&R is NOT citric acid based, for those wondering.
Detail bug...... I hate bugs
Yup, it has me pretty bad