Plastics, Their History and Use Page: 1
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CHAPTER I
INTRODUCTION
Since the civilization, population and living stand-
ards of the peoples of the world have increased in such
gigantic proportions, especially in the last fifty years;
and since the supply of natural resources cannot meet the
demand, we have of necessity had to find new materials to
take their place. These new materials must fulfil two
purposes; namely, to take the place of the natural re-
sources so wantonly destroyed and to meet requirements that
the natural materials are not able to meet. Foremost among
these new materials are the synthetic resinous materials
known as plastics.
Since the beginning of civilization the peoples of the
world have been ingenious, resourceful beings. There is
no truer saying than "necessity is the mother of invention."
Adam tasted the forbidden fruit, felt the need of clothing
and the fig leaf became his raiment. The Indians learned
to tan or soften the skins of animals and used it for their
clothing. Sheep's wool, goats' hair, cotton, flax and silk
were all used in turn for clothing fabrics. Now today
we find most of our fabrics and clothing, due to the1
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Sealy, Emma L. Plastics, Their History and Use, thesis, August 1946; Denton, Texas. (https://digital.library.unt.edu/ark:/67531/metadc699452/m1/4/?q=%22History%22&rotate=270: accessed July 18, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; .