Show Health Ault Affected A by Variations of Light The variation In solar light occurs mostly In the blue and violet and in inthe inthe the Invisible rays beyond the violet the rays that we call ultraviolet This suggests some alluring specula Ultraviolet ra rays s 's are known to be powerful toward living matt matter r They can kill bacteria In mild doses doses' they will cure rickets rIckets' and some other diseases It is they which produce most of the the- sunburn Put these facts together UltravIolet let ra rays s 's affect life lh The amount of ot ultraviolet coming from the sun Is la variable Do Does s this mean that some of at the obscure day day-by-day variations of 01 health can be due ue to U this ls Some days daye everybody seems seems happy happy and cheerful Other days ever everybody body Is depressed Still other days are breeders of ot nerves Maybe Ia be the ultra ultraviolet does oes It Maybe not Doubtless the will find out presently presently Edward Ed- Ed ward E. E Free In the Forum I |