Archive for the ‘Combustible Dust Explosions’ Category

December 28

Flash Fire at Polymer Plant: Combustible Dust or Arc Flash

Posted by Hugh Hoagland
Filed under Arc Flash Incidents, Combustible Dust Explosions | No Comments

Not enough information in this article but with previous citations on electrical guarding, combustible dust and carbon black, it could be combustible dust explosion or arc flash or both. Sad thing is flame resistant clothing would have likely prevented most of the burns in either case.  Clothing which meets NFPA 2112 or ASTM F1506 will [...]

December 2

Chemcial Safety Board Releases Study of Combustible Dust Incidents

Posted by Hugh Hoagland
Filed under Combustible Dust Explosions | No Comments

CSB just released the Powerpoint of their study on Combustible Dust. CSB Combustible Dust Incident Study

November 28

Developer of Milk Protein and Whey-Based Products Defies Fed-OSHA

Posted by Hugh Hoagland
Filed under Combustible Dust Explosions, OSHA Issues | No Comments

Milk Specialties Co. (MSC) has refused to provide OSHA access to an internal report of an alleged combustible dust explosion that occurred in August,2011.  OSHA had a subpoena issued to help determine it employees were exposed to dust hazards.  The company contends that providing the report would violate attorney-client privilege Click here to read more about [...]

April 26

Three injured following combustible dust flash fire incident at St Louis ethanol plant.

Posted by Hugh Hoagland
Filed under Combustible Dust Explosions | No Comments

Three men were injured in a flash fire incident at a St. Louis ethanol plant. The men were working near a container in a maintenance shed when the container exploded. One worked sustained serious burns to the lower extremities while the others recieved less serious burns to the head and neck. An investigation into the source of [...]

February 11

One dead and one critically injured in TN powder metallurgy plant following electrical flash fire

Posted by Hugh Hoagland
Filed under Arc Flash/Shock Safety, Combustible Dust Explosions | No Comments

The two maintenance  workers were severely burned  after an electrical short triggered the flash fire with some materials in the plant.  Both were transported to the hospital where one died and one was in critical condition.  The cause is under investigation by  Tennessee OSHA. Click here to read more about TN flash fire incident

April 8

French Worker Killed in Plant Explosion, 11 Hurt: Arc Flash or ComDust?

Posted by Hugh Hoagland
Filed under Arc Flash/Shock Safety, Combustible Dust Explosions | No Comments

Anytime I read of workers killed in explosions for which no cause is known, I try to read between the lines. This plant made carbon and graphite or used them.  They are both excellent conductors and frequently become airborne to settle in electrical parts.  Usually these materials are not combustible themselves but they can lead [...]

March 29

Removing Combustible Dust Hazards shouldn’t cause fatalities

Posted by Hugh Hoagland
Filed under Arc Flash/Shock Safety, Combustible Dust Explosions | No Comments

Worker electrocuted rewiring a m0tor to remove combustible dust hazards.  Keeping focus on safety at all times is critical. Click here to read the story.

February 13

Probable Combustible Dust Incident at Resin Plant, HA International in Oregon

Posted by Hugh Hoagland
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Often ComDust and electrical issues are linked. Usually these are preventable by housekeeping but improper electrical wiring are often a culprit. See the story in the local news. Another local story on the same blast.

February 1

Imperial Sugar goes flash fire rated (“FR”) uniforms. Hairnet still melting materials though.

Posted by Hugh Hoagland
Filed under Combustible Dust Explosions, Public Electrical Safety | No Comments

In this excellent article interviewing Scott Margolin Imperial Sugar tells of their plan to use “FR” uniforms. They chose excellent uniforms by the way, BUT the photo on the cover has the female worker in a melting hairnet. Sad this one still hasn’t got out. The guys in the famous Cudahay Arc Flash Video were [...]

January 27

OSHA proposes $90,500 in fines against Fibrelite for fire and explosion hazards at Pawcatuck, Conn., plant

Posted by Hugh Hoagland
Filed under Arc Flash/Shock Safety, Combustible Dust Explosions, OSHA Fines for Electrical Safety, OSHA Issues | No Comments

Another example of combustible dust and electrical hazards in the same place. OSHA is really cracking down on the electrical hazard. Click here to read the OSHA Press Release.