Malcolm Stebbins wrote: > Many water filtration systems use commercially available charcoal filters; the > best are supposed to be the carbon block style, and made from wood products > rather > than coal.
As far as I know all charcoal is made from wood products. You cannot make charcoal from coal, if you try you end up with coke instead. Marshall -- The silver-list is a moderated forum for discussion of colloidal silver. Instructions for unsubscribing may be found at: http://silverlist.org To post, address your message to: silver-list@eskimo.com Silver-list archive: http://escribe.com/health/thesilverlist/index.html List maintainer: Mike Devour <mdev...@eskimo.com>
