Have you ever been smoking an eCigarette and wondered "Just how bad is this for me?" Well now you can find out how bad it really is, by measuring the amount of formaldehyde your setup produces. Formaldehyde (HCHO) is produced when the extreme heat of the coils in the eCigarette touches the glycerol ...
By: angier_allen
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from Instructables: exploring - technology - robots http://ift.tt/1JIDbVf



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