Word: resin
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Dates: during 1930-1939
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...three drops of blood are taken from a finger or an ear lobe and centrifuged to remove all red blood cells. Then the clear serum is mixed with several drops of the antigen, a witches' brew of benzoin (a resin from Java or Sumatra), cholesterol (alcohol which occurs in bile), scarlet red (a dye), plain salt water, and alcoholic beefheart extract. If syphilis antibodies are present in the blood, coarse particles develop in the colorless fluid, and clumps of red granules appear around the edges of the mixture. Since the reaction is clearly visible to the naked...
...world's No. 1 rayon maker, vast, British-owned American Viscose Corp., this week admitted what the trade had recently rumored: its new synthetic fiber-Vinyon-is now being produced in small quantities, already being sold in a few forms. Union Carbide & Carbon Corp. makes the raw resin powder and Viscose turns it into yarn. This year's probable production...
Safety glass is a double sheet with a transparent filler or binding layer between. In the old glass the filler was cellulose acetate. In the new it is polyvinyl acetal resin, a synthetic plastic made from acetylene. In an automobile this flexible, yielding pane is something like a transparent, moistureproof, windproof curtain. It is expected to cut down the number and seriousness of highway injuries due to sudden stops...
...Fibre 66, and Weco claims they absorb only 20% as much moisture and dry much more quickly than the natural variety. Developed by the late Du Pont Chemist W. H. Carothers, Fibre 66 in bristle form is called "Exton," is made by forcing through small openings a synthetic resin known as "nylon," thus producing filaments in much the same way that rayon is manufactured. Because diameter of the bristles can be regulated in production, definite standards of "hardness" can be maintained...
...also increased by important additions, among 450 specimens of Chinese food, drug, fibre and timber plants; a number of Egyptian plants; a number of Mexican rosaries composed of ornamental seeds; a series of plant materials from Oklshoma associated with the peyote ceremony of the Kiowa Indians; specimens of resin-yielding plants and resinous products from the Federated Malay States; and specimens from Burma...