The oldest known example of a water treatment system in the Western Hemisphere was recently discovered in Guatemala. Source: https://earthsky.org/human-world/ancient-mayan-civilization-used-advanced-water-treatment-technology…
Tag: filtration
To reduce chances of spreading coronavirus, keep indoor air clean
Being indoors with other people is a recipe for spreading the coronavirus. But removing airborne particles through proper ventilation and air filtration can reduce some of that risk. Source: https://earthsky.org/human-world/keeping-indoor-air-clean-reduce-spread-coronavirus…
The International Space Station is 20 and going strong
20 years ago, three astronauts stepped aboard the ISS. It’s since hosted residents from many countries, creating humanity’s first history of living in space. Source: https://earthsky.org/space/20-years-iss-what-its-future-holds-nov-2-2020…
Elon Musk Says Tesla Will ‘One Day’ Produce ‘Super Efficient Home HVAC’ With HEPA Filtering
An anonymous reader quotes a report from TechCrunch: Elon Musk has previously touted the “Bioweapon Defense Mode” boasted by Tesla’s vehicles, which are designed to provide excellent air quality inside the car even in the face of disastrous conditions without, thanks in part to high-efficiency HEPA air filtration. Now, Musk has said on Twitter that he hopes to one day provide…