CHAPTER V

THE HYGIENIC VALUE OF ARTIFICIAL
SILK CLOTHING

HIS is a new subject. As yet, there
is no book on it. So far as I know,
this is the first article that has ever
been written on the hygienic value of Artificial
Silk clothing.

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Here is the great new Fact upon which this
chapter is based—THE ULTRA-VIOLET RAYS
OF THE SUN DO NOT GO THROUGH COTTON,
WOOLLEN, LINEN OR REAL SILK CLOTHING,
BUT 50 PER CENT. OF THEM GO THROUGH
ARTIFICIAL SILK CLOTHING.

The Ultra-Violet rays, which are necessary
in order to have perfect health, do not go
through ordinary glass. We are now making
a special new kind of glass that allows them
to ‘go through. They do not go through

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