See:  http://www.columbiatribune.com/news/2010/jun/28/expl osion-injures-4-mus-schweitzer-hall/

especially:

“During an experiment with bacte ria in hydrogen-rich environments, lab personnel turned on the hydrogen supply to an anaerobic hood and, because they weren’t familiar with the warning sy stems, left the gas on, the fire department’s statement said. Once the gas r eached an ignition source, it exploded, according to the news release.”

-Nick< /p>

None of the articles hav e indicated how the hydrogen gas was being used.  John

Dr. Jyl lian Kemsley from ACS just posted an article with updated information on the University of Missouri and Southern Illinois University laboratory fires:

http://pubs.acs.org/cen/news/88/i27/8827news3.html

Here is some informat ion about the University of Missouri laboratory explosion yesterday, including a vide o of the injured and a photo from inside the lab building:

University of Missour i press release:

http://munews.missouri.edu/news-releases/2010/0628-statement-3/

Video:

http://www.ky3.com/new s/local/97338759.html

Lab picture (provided by the local fire department):

http://www.kmox.com/4-hurt-in-explosion-at-Mizzou-building/7574837

CNN Article:

http://www.cnn.com/2010/US/06/29/missouri.university.explosion/

____________________________
Erik A. Talley, Director
Environmental Health and Safety
Weill Cornell Medical College
Cornell University
402 East 67th Street, Room LA-0020
New York, NY 10065

646-962-7233

ert2002**At_Symbol_Here**med.cornell.e du

http://weill.cornell. edu/ehs