SCIENCE & INVENTIONS.

New Zealand Herald, Volume LX, Issue 18457, 21 July 1923, Page 3 (Supplement)

SCIENCE & INVENTIONS.

■H' ■■■ • "''' : :-, : -i'. i i -; i .*»-- —i-»m'"/i^»''. i-—1.:.....!.':...'..",. 1 ,...■ ; ;"ji.' ■ v r,.'-'_ ■[; "'.j'..<■ ■;"■' -■}'- . ■■■-' r')vV ■■■''.'.' '*■"■'.■'-' •-'' :/ -':';'. .'■)"■'''"-'.■ '■■ i ' ; '' I *'ii l r' : .; ;vV-V--,■':;■';'.. v : ' ; -V ; ; ■ !j ■•;■ FLAMS'UNDER WATER. ir British Admiralty -officials -^watched- ,l a flame cut through a steel > ; plate an ;-inch thick, under" the'' water ? at; the bottom l of a, well 'thirty.: foot deep n't, Eastbourne ;' : ve : ceritly. The flariio.'came from ' a, : ' newlyinvented appliance which will be used by salvage firms on sunken ships. It ; was tested in , the' - well 'by. Mr. Dan °; Hamimet, the diver; who, blew up the Ariadne. 'f' ■'-V CLIMBING WHEELBARROW. ' V iln China there is'a- wheelbarrow which climbs stairs. '''.'■-. Some distance ahead of] the regular wheel' there' is ' another J;, 1 smaller one. ; In'-climbing over flagstone steps' or bridges the handles " of the : barrow ' are lowered until the auxiliary_' ; ; /wheel» rises above the next, ; higher step.^ Then : the wheelbarrow, which often ! carries . as \ much as 400 pounds, seesaws from wheel to wheel until the next level • stretch of flagstones is reached. .' •;;.' - \ i :' GLASS! USED AS HAMMER. - According to recent' reports, a Bohemian inventor, after thirteen years of research j' • has ' succeeded in ■> producing more unbreakable glass. .At a recent demonstration, •it is said,plates; and vessels of the material remained whole when thrown to the ground from a i height of twelve feet. Meat was cooked' on ; a thin glass plate over open fire- at a temperature of 750 degrees Fahrenheit. : " Tin was melted in a '■'■ glass A pot and hails were driven> in a piece of hard .wood, I using a piece of glass for a hammer. ' ' - :: y- \.>