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<p>[QUOTE=&quot;COCollector, post: 2384409, member: 76108&quot;]Agreed. (I&#039;m a former chemist.)</p><p><br /></p><p>You&#039;ll easily detect acetone by smell. Typical odor threshold is a comparatively low 20 ppm. Whereas, the OSHA permissible exposure limit is MUCH higher (1,000 ppm).</p><p><br /></p><p>Before you reach that limit, you&#039;ll likely experience a burning sensation in your eyes (500 ppm). Gag reflex too, I expect. Dizziness, nausea, etc. All the details: <a href="http://physics.utsa.edu/memslab/MSDS/Acetone.pdf" target="_blank" class="externalLink ProxyLink" data-proxy-href="http://physics.utsa.edu/memslab/MSDS/Acetone.pdf" rel="nofollow">http://physics.utsa.edu/memslab/MSDS/Acetone.pdf</a></p><p><br /></p><p>Point is, long before there&#039;s a problem, you&#039;ll experience hard-to-ignore warning signs.</p><p><br /></p><p>Anyway, a healthy body will rid itself of short-term exposure to inhaled acetone vapors...</p><p><br /></p><p>8-Week Inhalation Toxicity Study (rat): 19,000 ppm acetone 5days/week for 8 weeks produced no signs of toxicity other than slightly reduced weight gain compared to controls.</p><p><br /></p><p>Just use the same common-sense precautions you&#039;d use for gasoline and other flammable solvents:&nbsp; <i><b>Don&#039;t smoke nearby, keep it secure from kids &amp; pets, stay away from possible ignition sources</b></i>.</p><p><br /></p><p>Lots of other household items are more worrisome. Certain paint thinner formulations, drain cleaners, fertilizers, pesticides, cosmetics, OTC &amp; Rx drugs, etc etc etc.</p><p><br /></p><p>Yet somehow, life spans dramatically increased in the 20th century.</p><p><br /></p><p>Go figure.[/QUOTE]</p><p><br /></p>

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