Show FREAKS and ODDITIES IN IN SCIENCE NEWS NEWS- Lignin one of at the chief constituents of at wood U and as yet one of ot the most puzzling to chemists chemists chem chem- chemists and industrialists has been made artificially in the U. U U.S. 6 S. S Forest Products laboratory at Madison Wis by Drs L. L F. F Hawley and E. E E. E Harris This research followed pioneer work done previously by Hawley with Dr Jan The results have been reported to the American Chemical society through its official Journal Lignin was made in sealed tubes by heating cellulose the most useful constituent of ot wood at ata ata a temperature of degrees centigrade de degrees degrees de- de grees grecs Fahrenheit for periods up to eight days in length The artificial lignin thus obtained gave the same reactions as the natural lignin to Various va various various va- va rious chemical tests It is not expected that this artificial lignin will wUl willbe willbe be of immediate direct comm commercial importance On the contrary natural lignin is now a nuisance and an expense to chemical manufacturers for they do not know any use for it it and in making wood pulp have to get rid of it by various costly methods a a a aNew New fossil remains of Peking Man U pus have been found at the Chou Kou Tien site where th the original skull was discovered discovered discovered dis dis- dis- dis covered In hi 1929 find consists of ot fossilized small bones from the wrist They are arc reported tobe tobe to tobe be definitely human in character |