WHAT DOES BUY GAMMA-BUTYROLACTONE GBL WHEEL CLEANER MEAN?

Might twenty, 2007 #1 I'm curious if any individual understands the legality of buying an alloy wheel cleaner that is certainly gbl? If anybody has any own knowledge is aware of whether or not buying this alloy wheel cleaner is legal from the US when bought online from other nations around the world?As far as industrial programs are anxious, GBL ha