chemicals http://wfpl.org en Five Things to Know About Hydrogen Fluoride http://wfpl.org/post/five-things-know-about-hydrogen-fluoride <p>Right now, workers on the scene of the train derailment in southwestern Jefferson County are <a href="http://wfpl.org/post/morning-after-fire-still-burns-derailment-site" target="_blank">worried about extinguishing the fire that’s been burning since yesterday, likely caused by residual butadiene. </a>But once that’s under control, they’ll turn their attention to two train cars full of a chemical called hydrogen fluoride. And as they’re working to stabilize and drain those cars, it’s likely there will be another shelter-in-place in effect for the surrounding areas. Why? Thu, 01 Nov 2012 16:03:37 +0000 Erica Peterson 2280 at http://wfpl.org Five Things to Know About Hydrogen Fluoride