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.
Mick West Administrator Staff Member. The fact that there are various additives sometimes added to Jet Fuel often comes up in discussion of the Chemtrail Theory. There's often some debate as to what the additives are, and if they contain barium or aluminum, and how much is added to the fuel. So I'm starting this thread to proved a useful list of these additives, their ingredients and their usage. First a query, wikipedia says: http://en.wikipedia.org/wiki/Aluminium_borohydride.