Well I figure it is definitely not UV rays, cause they could just use some sunblock +95 suntan lotion hmm <img src="/ubbthreads/images/graemlins/biggrin.gif" alt="" />
But that'd give you skin cancer! <img src="/ubbthreads/images/graemlins/delight.gif" alt="" /> <img src="/ubbthreads/images/graemlins/tongue.gif" alt="" />