New air purifier that is charged by sunlight and indoor LED lights protects users from pollutants and airborne diseases
· earth.com · popularity 24/100 · 1 similar story today
Read the original at earth.com →
Summary
A coated air filter caught over 99 percent of fine particles for a month and kept working through 100 rounds of rinsing and recharging with light.
Found in: Earth.com. Rating basis: 1 other outlets; outlet tier 2 (unlisted); 1 feeds; feed position 6.