SCIENCE AND INDUSTRY.

Alexandra Herald and Central Otago Gazette, Issue 368, 28 May 1903, Page 3

SCIENCE AND INDUSTRY.

Among- til* 36? raWfiacal journal* p üblished in the L'nite4 States, 88 are devoted exclusively tot (hygiene. Utah has more thaw doubled its manufacturing' plant* since 1890, the number increasing l from MO to 1,400. A German naturalist ways that in , J ea*e of an aarly spring a single pair» of field mice may, by the end of the autumn, be. .the prond ancestor* oi 200 mice. Of 100 unita of work dona in Great Britain, 13 are accomplished by manpower unaided by machinery. In th« United State* only four per cant, o£ work i» dona by man-power. British medical journal* of high, authority insist that ozone can be artificially produced at reasonable expense to purify the air in tunnel*, sewer* and other place* in London. "The reaults achieved in with the open-air treatment of eonsumption have been so rexnsrkabl* *hat the number of epeelal hospital* ha* rapidly increased to flO, with tf,Qfl> bed*. Sir William Crook©* ha* juat axv nouneed to the Boyal eoeiety ao, element of a pale brown color whicSj he call* victorium. It ranks between yttrium and terbium and ha* an atomic weight of 17 and a spectrum in the ultra-violet region. In order to examine the epectrum an apparatu* has been constructed which win measure to the one (hundred Sbousandtha of an inch. ;Sfc Straaburg aeronaut eay* he ha* ••en an eagle at the height of 8,000 meter* and again a pair of storks and ft buzzard! 900 meter* above the sea *w»L On March 10, 1890, some ftsronauta observed a lark flying at the height of 1,000 meters; ©a July 18, 1809, another balloon met a couple o* crows at an altitude of 1,400 Djetem. These, however, are exception*. Bird* are hardly ever seen •bow » height of 1,000 meters; even •boTMi m metes* ithej; arc not &*•