smh@mhuxl.UUCP (henning) (12/08/85)
**** **** From the keys of Steve Henning, AT&T Bell Labs, Reading, PA mhuxl!smh > I don't know about chalk dust being toxic, but many people (including me) have > a reasonably sever allergy to it. > An alternate might be a "whiteboard," the kind you write on with markers and > erase with a regular dry eraser. Warning: markers for "whiteboards contain chlorinated hydrocarbons which have been linked with cancer. I think it would be better to have a child sneeze than get cancer. Also the commercial "whiteboard" cleaners frequently contain a butyl ether which has been linked with cancer also.