I just had a rental house re-roofed, and the tenants herb garden is
> covered with a lot of dust from the job. Parsley, mint, etc. The roofer
> said don't use the cedar shingles to start fires, because they used
> arsenic on them for fireproofing, which I had never heard of. Now I'm
> wondering if that garden is safe to use again. Has anyone ever
> considered this problem and how to recover from it?
>
> The roof was cedar shingles and 2 layers of composition, so lotsa of
> dust from both.
shop vaccuum it up?
songbird