On Jan 17, 6:40*am, (Doug Miller) wrote:
In article , Harry K wrote:

While power tools will easily cut it, the gypsum dust _will_ rust the
hell out any steel/iron it gets on.

What in the world are you talking about? Iron doesn't rust unless it gets wet.

Tell that to my drawer of drywall tools. They get thoroughly washed
and dried after every use. Try taking a look at a box cutter blade
that has been used on sheetrock and left laying around.

Harry K