Doesn't it seem strange that you can get dust collection systems using plastic piping with ground cables strung through them, but many shop vacs, as far as I know don't?

Mike Spence

> I took a woodshop class in college, and it was the first time
> I'd heard of this phenomenon. I always thought that the dust collection
> system in the high school woodshop was just to keep the shop from
> being messy so fast.

> BTW, taking a college woodshop class would be a great way to
> build a boat. You'd be committed to predetermined blocks of time,
> and would have almost all of the tools at your disposal.