"Wilson" wrote in
oups.com:

btw, what is the chemical that makes lime work?
Is it calcium hydroxide for hydrated lime? or was is something like
caclium carbonate? :S



I believe it's pure calcium carbonate.

--
David J. Bockman, Fairfax, VA (USDA Hardiness Zone 7)
email:
http://beyondgardening.com/Albums