CRUMBS OF SCIENCE.

Bush Advocate, Volume XXI, Issue 97, 22 October 1908, Page 6

CRUMBS OF SCIENCE.

._":",..-, ■» — — r ; . ;.; :. The tallowtree grows in Malabar. It is thus .called because speeds, whTen boiled, .produce* a. tallow which makes, excellent .candles. ' . ;.-. . Sir William Crookes has calculated that 100,000 bacilli have been found on the, mouth aid legs of a single .fly." Yet the scientists- are embarking' on a- campaign' against the little insect- 'as -if he-had not already euffi-.■^ient/'iroiib'les^tio-^endure.'.V' . ..jTo this, very hour, • with .all oujfj centuries v Of experiment and inquiry, the growth of : the, cheapest weed is a mystery. Every specimen of it follows the same law of -its; life, to the minutest detail. Speck by speck, ; ring after ring, tint after tint, right oft to all the delicate methods of its upbuilding, there it is^a systery! — -....-. f :': : ;...: : , „: ; . ; j ■■■ Powdered ' sulphixr, mixed with oil, j is claimed to have frequently . relieved hot bearings in steamship machinery, but a. lubricant much stroinger, still has just been found in sulphuric acid .' Oh one occasion after repeat;ed. /trouble from heating 1 , the dilute acid was allowed to drip slowly upon the working bearing. .In ihalf a-h .hour the. part was cooled, when tho acid was washed out, and the ordi-. nary oil was applied. The cure was permanent.'