On Thu, 25 May 2006 00:47:31 GMT, "PipeDown"
wrote:

On circular saws, taping the safety shield up and out of the way then
extending the blade to maximum depth may make it convenient for plunge cuts
in the middle of a board but it is also the best way to loose a finger and
cut your leg open. (or your helper)

My neighbor who works in ER recently saw a roofer with that type of
injury - he was using a cordless circular saw to open a skylight. It
was a two story home, and they had to call firefighters to get him
down.