[AstroGuy]

Originally Posted by Merlin66

The daytime sky spectrum is the solar spectrum with atmospheric absorption lines.
The BASS Solar spectrum details all the obvious absorption lines, their wavelength and intensity
http://bass2000.obspm.fr/solar_spect.php?step=1

But it won't tell you if someone is spraying aluminum in the air in your area. I'm finding some really disturbing information in regards to this phenomena. Just wondering if you came across any data to confirm it, that's all.