Blog

How to remove oil stains from concrete

Posted by Mike Hernandez on Nov 16th 2021

Gray-Out is a gray powder of small active molecules known as enzymes. These enzymes break oil apart into non-reactive and non-toxic gases.&n

Posted by H., A. on Sep 19th 2016

I get this email, a video on removing oil stains making promises. I watch it. I cannot hide my horror. I can’t believe what he’s doing. Is