On 28/03/2006 3:56 PM, RayV wrote:
I've searched the wreck archives, osha site, googled the web... all I
can find are anecdotal statements.

"sawdust can explode..."
"any combustible material in dust form is explosive..."

When I was younger, I worked a couple of summers on Great Lakes boats
carrying wheat. That dust can definitely explode:

http://www.fireworld.com/magazine/grainperil.html
http://osuextra.okstate.edu/pdfs/CR-1737web.pdf

Under the right conditions and in the right amounts, sawdust is no
different:

http://www.cep.ca/health_safety/files/wooddust_e.html
http://www.hse.gov.uk/pubns/wis1.pdf
http://www.healthandsafety.co.uk/hswd.html
http://www.dol.state.nc.us/osha/etta...s/CombDust.pdf

And on and on...