How I Got Hooked on E-Cigarettes Hints at Growing Market

December 20, 2013 10:30 AM

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The smokiest journalist hangout in Berlin had gone smoke-free. So had I, sort of.

I stood hunched on the sidewalk, out in the cold, blowing puffs of propylene glycol, the billowy stuff in theatrical special-effect smoke that is also a key ingredient in electronic cigarettes.

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