Medical experts advise the public on the importance of wearing sunglasses to protect the eyes from UV; for adequate protection, experts recommend sunglasses that reflect or filter out 99-100% of UVA and UVB light, with wavelengths up to 400 nm.
In 2008, a KSLA news investigation found that a substance that fell to earth from a high altitude chemtrail contained high levels of Barium (6.8 ppm) and Lead (8.2 ppm) as well as trace amounts of other chemicals including arsenic, chromium, cadmium, selenium and silver.
The little-known chemicals, called quaternary ammonium compounds, or quats, are common ingredients of cleaners used by hospitals, restaurants and food processing plants.Quats also are found in some shampoos, disinfectant wipes and nasal sprays.These chemicals have been in widespread use for decades.he little-known chemicals, called quaternary ammonium compounds, or quats, are common ingredients of cleaners used by hospitals, restaurants and food processing plants.