The Nasal Ranger Field Olfactometer is a gadget for empirically measuring the presence of stink-particles in a given environment. It is being deployed in Denver to measure compliance with a by-law prompted by Colorado's rules for legal marijuana: you're allowed to smoke weed, but you are not permitted to spread the smell of marijuana into your neighbors' spaces.
report this ad
In order to combat this kind of pot pollution, the city of Denver has passed a new “odor ordinance” that carries a $2,000 fine for anyone found guilty of polluting the atmosphere with smell. So, to investigate odor complaints more effectively, Denver Police are using a ridiculous bit of tech called the Nasal Ranger Field Olfactometer – a device that’s basically a handheld smelloscope.
It’s actually a pretty ingenious device. It works by delivering varying ratios of filtered and full-odor air to the operator’s nose. Mellow smells tend to wash out when mixed with small quantities of purified air, but a particularly odiferous smells can remain detectable at a 500:1 ratio. Check out this video from the History Channel’s Modern Marvels to get a better idea:
I have a 64GB iPhone, but I don’t like using iTunes to transfer videos to it because it is a hassle. I have this little $30 USB/Lighting flash drive that holds 32GB of files, including videos, photos, and songs. I plug it into my computer, copy over a bunch of card magic instruction videos, and […]
Researchers at UC Riverside and Centro de Investigación Científica y de Educación Superior de Ensenada have published a paper describing their ongoing success in setting a “transparent nanocrystalline yttria-stabilized-zirconia” into patients’ skulls, which reveal the patients’ brains so that the patients’ brains can be zapped with therapeutic lasers.
Home audio has taken some big leaps forward in recent years–not just in terms of sound quality, but also in the style department. The FRESHeBAR Leather Soundbar, now 56% off in the Boing Boing Store, is proof.The FRESHeBAR comes packing almost all the options you’d ever need for a home sound system, including Bluetooth streaming capabilities.The unit’s 90 […]
Much of what goes into creating an amazing photo happens in the digital darkroom. Here’s your chance to master all things photo editing: the Ultimate Adobe Photo Editing Bundle, now available in the Boing Boing Store for just $29.99.Across 8 courses and over 41 hours of intensive instruction, you’ll learn the fundamentals of Adobe’s suite of photo […]
3D printers are hot, but they’re also pricey. While the prospect of cranking out everything we can dream up is enticing, cost is often one factor that keeps us from jumping onto the 3D printing train.Now, thanks to M3D, that doesn’t have to be the case. You can now get its flagship 3D printer–plus four reels of filaments–for just […]