io_io

8 ms·

1.
by io_io 8y ago
A very common way of measuring traffic volumes is via bluetooth MAC address broadcasts. The Wisconsin DOT even makes the traffic counts derived from this data interactive and public: https://wisdot.maps.arcgis.com/apps/
2.
by io_io 8y ago
This would equate to forest management practices, not logging. They likely chipped or burned the underbrush and low branches after removing them from the forest, which wouldn't be a profitable business practice.
3.
by io_io 8y ago
PLA Filament (The most common type in personal 3d printing) is technically compostable, but realistically will likely end up in a landfill due to inadequate disposal practices in most waste management systems. https://serc.berkel
4.
by io_io 8y ago
Thanks! Last I checked they were no longer selling version 1 of this product and hadn't released version 2 yet. This might fit the bill.
5.
by io_io 8y ago
I have mine on a homekit enabled outlet ($20) for scheduling and presence-based triggers. Unfortunately I haven't found a homekit enabled air quality sensor to pair with it.
6.
by io_io 8y ago
With the recent California fires, I've been looking for a decent option. Unfortunately the Elgato Eve sensor is no longer sold, and the few other consumer products still hover in the $100+ range with poor reviews. PurpleAir sells an in
7.
by io_io 8y ago
I would guess that it works similar to a water pump- pushing is always more powerful than sucking - but check this out for some detailed analysis (and more data on DIY air filters) https://smartairfilters.com/en/blog&#x
8.
Build a do-it-yourself home air purifier for about $25(uofmhealth.org)
801 points by io_io 8y ago|342 comments