#Why is #glass and a lot of #matter (like #air) #transparent The
   #electrons don't #eat those #photons and let them pass through,
   unchanged.
   [vine id = "O7pUj20HQPr"]
   #Why is #glass and a lot of #matter (like #air) #transparent The
   #electrons don't #eat those #photons and let them pass through,
   unchanged.