Word: resins
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...agreed that, because international trade would not be greatly affected, Czechoslovakia may permanently reserve the right to prohibit or restrict the exportation of quartzite; Portugal, the exportation of pine resin...
...Louis. Some physicians recommend sauerkraut for constipation, intestinal putrefaction, because the lactic acid responsible for the sour taste keeps down the birthrate of putrefying bugs. * Furfural, a chemical compound made from corncobs or oat hulls, once a museum curiosity, is now used in the preparation of synthetic resin as bakelite; in the preservation of railroad ties, telegraph poles, shingles; in the flavoring of tobacco; the solvents of shoe dyes and leather dressings. Furfural, if necessary, could substitute for gasoline...
...words the feats of dredging, and then diving, to the bottom of the home of Yum Chac, the Rain God-a limestone sinkhole 160 feet across and 150 feet deep-where virgins and warriors, decked with jade and golden bells, accompanied by balls of copal (aromatic resin), rubber and cotton goods, pottery, engraved golden disks, weapons, tiaras, brooches, mirrors, were flung as sacrifices from the high brink (TIME, Nov. 16, SCIENCE...
...This amber is the fossilized resin of great pine trees which grew in northern Europe during the early Tertiary period. Naturally, insects just as at present were entangled and covered by the gum, large numbers of them being contained in it when it became fossilized. It is remarkable how excellently these insects are preserved in the amber. Some, of course, are disfigured from one cause or another but many are quite natural in appearance and can be fairly easily studied in the relatively clear material...
Corn stalks are extensively used for ensilage and feed for animals. From the corn cob is extracted a synthetic resin which is extensively used in making telephone receivers, pipe stems, electrical equipment formerly made of hard rubber, buttons, glue and similar objects...