Joseph Gwinn wrote:

The vacuum cleaner is a really bad idea. It will just help to vaporise
any remaining liquid mercury.


Not if the flowers of sulfur are along for the ride. That was the whole
point of using flowers of sulfur.

If the sulphur method works, to use the vacuum cleaner afterwards is
probably okay. But I've heard of people just vacuuming up the drops of
mercury, which is a really bad idea.

Chris