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Re: more on whiteboards



I find it interesting that in the discussion of the health hazards of markers
that no one has wondered of the health hazards of chalk. Personally, chalk
sends me into a sneezing fit that has had me delay classes. I will not teach
with chalk again, ever, for far worse than sneezing, chalk dust seems to
aggravate my asthma. Breathing is not optional.

JEG


You mean that talc with asbestos irritates your lungs? Tsk, tsk...smile, Karl

Dr. Karl I. Trappe Desk Phone: (512) 471-4152
Physics Dept, Mail Stop C-1600 Demo Office: (512) 471-5411
The University of Texas at Austin Home Phone: (512) 264-1616
Austin, Texas 78712-1081