Show HIGHEST HIGHEST USE OF COAL EXPLAINED Co C Combustion o ii 11 u s t i i 0 11 Engineer Gives Talk to Change Members Scientific burning ot of o coal wa was the su subject of ot an an Interesting address and demonstration before the Ex- Ex Ex Exchange change hange club today by Charles P Crawford combustion engine engineer r of the Utah Fuel comp company company ny In Salt Lake The Rev nev John W V Hyslop President of ot the club presided Th The was Introduced by John Farr Fare who had charge of ot the pro pro- pro pro-ETam program I gram r 1 There Is la enough energy In a pound of or coal to lift a pound 1000 1000 into the air for a con con- con considerable distance Mr loll Ca Crawford ford declared Ho Ito explained that the therea rea complaints are arc re received elved by coal coni dla dealers regarding the abundance OnCe ance of ot smoke and apparent lack ot heat In certain coals Is due to toa toa toa a lack of ot knowledge of ot how to burn the coal lie emphasized the no- no nece ne necessity ce of ot proper combustion by th supplyIng of ot air to a furnace ex- ex ex explaining that furnaces will produce Considerable smoke moke and fall fail to sup sup- supply ly iy the necessary amount of ot heat beca because use air i Is lacking The speaker traced the thO ho origin ot of coal to the tho primeval forests which have been burled buried by nature the ages He said coal Is decomposed decomposed posed vegetation of ot forests and swamps The tracks of ot prehistoric animals found embedded In coal dug ug from a great depth In the tho earth support the theory that coal has ben been In formation probably a million years ears The meeting was held In the Weber Robert club Music was by Rob noh Rob Rob- ert crt Jones Joncs pianist |