Robert Coyote wrote:
>
> Ok so if it is organoleptically detectable in ridiculously low
> concentrations, then what about not using human noses, what about electronic
> sniffer chips standardised, cheaply mass produced, and manditory by law,
> like smoke detectors?
I don't know any cheap mass-produced sensors which have an odour
threshold of:
Odor Threshold: Ethanethiol=0.2 ppb, isopropyl mercaptan=0.024 ppb TBM=0.008 ppb
http://www.google.com/search?q=cache:www.oxychem.com/products/msds/m36047.pdf+mercaptan+ppb&hl=en
This is mindbogglingly low. Even while we're not canines, our rhinoequipment
is quite impressive.
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