The WHO says 99% of the global population breathes poor quality air. 7 million people die of preventable diseases caused by air pollution.
This has always been a problem in the Los Angeles metro area and Southern California, which still has smog.
Electronics & Stuff, a lot about LEDs
The WHO says 99% of the global population breathes poor quality air. 7 million people die of preventable diseases caused by air pollution.
This has always been a problem in the Los Angeles metro area and Southern California, which still has smog.