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.
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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:
A flashlight review that begins with the promise “I’m about to hike through a remote canyon to an abandoned mine, and I gotta tell you there’s a storm raging outside” should end on an interesting note, and this one does. [via] Disturbing, strange sounds. That’s exactly what I caught on video while filming and documenting […]
Reflectacles, the hyper-reflective Ray Ban-style $75 glasses frames that Scott Urban is Kickstarting have a new feature: now you can get ones doped with materials that reflect the infrared light that CCTVs kick out to let them capture images in low light, which blind cameras’ sensors. Cool!
Typewriter historian Martin Howard (previously) writes, “I was able to pick up a rare and exquisite Waverley typewriter (1896) this summer in Scotland and have just the other day posted it to my website all cleaned and ready to show.”
Loot Crate is a totally different kind of subscription service that mails subscribers monthly boxes filled with curated geek, pop culture, and gamer paraphernalia. Its cult following awaits a box every month filled with everything from bobble heads to T-shirts to special edition collectibles. But nothing gets Loot Crate fans as excited as the limited […]
The ARMOR-X Mini Flexible Phone Tripod is a smartphone tripod that is designed with flexible legs to rest on virtually any type of surface. Other tripods have proved useless unless I conveniently have a flat surface in front of me, which is why this particular tripod was appealing enough to try out. The ARMOR-X is compact and easy […]
You don’t need to get an advanced degree and take out massive loans to become a coder. This bundle of 10 courses was designed to teach anyone to code at home for less than it costs to go out for dinner. I was particularly impressed with this new 2017 bundle because it includes courses on […]