In Defense of Methylene Chloride

If you’re familiar with methylene chloride (which I’m sure you are since it’s one of the most widely used laboratory solvents), you know that it’s developed a reputation for being one of the “bad boys” of the solvent world.  The bad press has certainly been earned.  It’s been attributed to over 60 deaths in the last 4 decades.  It’s also pretty aggressive – exposure to just a few ounces for a few minutes can be enough to cause severe damage or death.  And since it’s a colorless liquid, an innocent-looking spill could be a severely harmful hazard.

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