I've read here in several places that I want to make sure my bleach is fresh, or it isn't effective...
My question is, if I use an old bottle of bleach will it still register on a test as FC giving a false sense of security, or will it just take a lot more than it should?
My question is, if I use an old bottle of bleach will it still register on a test as FC giving a false sense of security, or will it just take a lot more than it should?