I forgot my password.
Don't have an account?
what are uses,merits and de merits of chemical water proofing compounds
Uses - They keep stuff water-proof.
Merits - They keep stuff water-proof.
de merits - They're chemicals and may cause bad things to happen.
If you're looking for better answers, ask a better question or maybe just Google and look for yourself
http://www.google.com/search?hl=en&rlz=1T4GGLD_enUS316US316&ei=S9rVSvbDBNTtlAf_vdycCQ&sa=X&oi=spell&resnum=0&ct=result&cd=1&ved=0CAsQBSgA&q=chemical+waterproofing+compounds&spell=1