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Year in Review Yale workplace violence fatality Solvent spills: chloroform, ethyl acetate Fume hood fire: mineral oil UCLA lab fire/fatality.

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Presentation on theme: "Year in Review Yale workplace violence fatality Solvent spills: chloroform, ethyl acetate Fume hood fire: mineral oil UCLA lab fire/fatality."— Presentation transcript:

1 Year in Review Yale workplace violence fatality Solvent spills: chloroform, ethyl acetate Fume hood fire: mineral oil UCLA lab fire/fatality

2 Yale Fatality Raymond Clark III, a lab technician accused of killing 24-year-old Yale graduate student Annie Le. Le's body was found Sept. 13 concealed in a crawl space at 10 Amistad St., a research building that is part of the Yale School of Medicine complex where both Clark and Le worked.

3 Solvent Spills Chloroform  Researcher carrying 4-L bottle in bucket from store room to laboratory  Bucket disintegrated, smashing bottle in interior hallway (lab suite)  DEHS notified (almost) immediately Ethyl Acetate  Researcher wheeling 4-L bottle in bucket on cart from store room to laboratory  Door bumps cart, launching bottle out of bucket, off the cart, smashing onto floor of public hallway  DEHS notified when researchers several floors above the spill notice the smell

4 Fume Hood Fire Hotplate/stirrer being used for reflux rxn in fume hood. At the end of rxn, instead of turning hotplate off, dial turned to high, researcher returns to office Mineral oil on hot plate sprays over the inside of the hood causing multiple areas of burn. A second researcher uses 2 extinguishers on fire

5 UCLA Lab Fire 22-year-old Sheharbano Sangji hired in October, 2008 as a research assistant at UCLA safety inspection by UCLA that same month identified various deficiencies in her PI’s labs, including failure to document training and failure of personnel to wear proper protective clothing. On Monday December 29, 2008, Sangji intended to withdraw 20 ml of a 1.7 M solution of tert-butyllithium (t-bu-Li) in pentane into a 60 ml syringe Syringe came apart, chemicals contacted her gloves and clothing and ignited. Sangji walked passed emergency shower Sheri passed away on January 16th, 2009


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