Salt Lake Herald-Republican | 1913-09-19 | Page 4 | Chemist Apprentice Finds New Light

i CHEMIST APPRENTICE I 11 FINDS NEW LIGHT t Copyright 1313 b by the Pre Pres Pre's s Publishing ClA OI Gl A poor boy born at Pen ance England Eng Eng- land and In 1778 was apprenticed to a litle littie little lit- lit tie tle le country countr chemist t. Tie lie was natura naturally clever lever and by hard study soon became the lie most famous scientist of or his da day Before his death he was knighted Ills IUs name ame was wag Humphrey Davy He Ic was the first to experiment with electricity as a means of lighting He lie had lad a a. large electric batter battery Fa Fastening two wo wires to It Il it he be found lound that If It he ho put the he ends together tog nothing happened but ut if It he drew them a Un tiny bit apart a n alight lIght Ight appeared between them This was I the electric current Jumping from one wire vire to the other But the c current was so hot it melted I the he wires so 80 h he fastened pieces of I charcoal on the end of each wire and andIn andin In n that wa way made a a. splendid light liht It was wa discovered in later experiments experiments experiments ments that air all resisted the pas passage age of oC electric current So a means had to be found whereby electricity could coul pass through a space where there was no noIr air Ir This led leI to the small glow lamp or r bulb that we use uso In our houses now This his bulb Is a vacuum In this bulb a filament that has been treated in several processes carries the current through the vacuum The Thc small point of gloss glass s at the tha bottom of the bulb bulL bulbs bulLIs Is s where it has been sealed by meltIng melting melt- melt Ing ng after atter the filament ment has been arranged ar- ar ra ranged 1 ed and the air all sucked out of the