Show MODERN ALCHEMY 1 How the Chemist Examines and nd Util Utilizes Utilizes Utilizes izes All Kinds of Waste larDerS Magazine The chemist examines and scrutinizes every kind of waste the factory puts out in search s for Cor something s that can cah c 1 be bo made of use of or the prepared paints on the market today owe their existence wholly w oll or In part Dart to the by byproducts byproducts products of or the petroleum industry Car Carload Carload Carload load after car load of dynamite comeS comoS from the glycerin recovered from the sweet waters water of the thc candle and the waste of the The myriads of buttons used speak of or their rise from the hoofs and horns of 0 the tho slaughter house floor The byproducts having been thus called to the tho aid of or the industries have grown to such proportions as to outrank some I of the older interests and was formerly formed waste is today the staple ar article articie Ucle ticie produced the former manufactured product having become the byproduct Some Somo are doubtless familiar with the old method of ot burning charcoal In which the wood was wag piled in heaps covered cover d with turf and th then thon n set s t on ott fire Ire The rho smoke rose lazily week after alter week while the pile was day and night lest the fire tire should break brcak out and consume as well as char ehr Finally the mound was torn apart and arid the coal obtained By this method of or the tho weight of the wood disappeared An In tn Investigation investigation proved that aU an amount of o fuel gas equal In weight to the charcoal product was lost besides about 1 per percent percent percent cent of wood alcohol and acetic acid One per cent seems s a small fraction but butin butIn butin in this instance these products are of or prime Importance Today the process is entirely entire I charged changed The wood is 15 piled on steel cars ars and run into huge masonry chambers heated by b furnaces Here a afew afew afew few hours Accomplish r the work of the same number of weeks In th the older pro process process process cess The Thc charcoal stays on the cars while the volatile portions p pass off oU Lime takes the acid add out of the mixture the alcohol condenses and the th gas is pIped around to the furnaces and burned Should this gas furnish insufficient fuel the charcoal Is burned also and thus thu one cord of wood furnishes the means of heating the next The process pr cess then becomes not tot one for forthe forthe forthe the production of charcoal but for the manufacture of wood alcohol and acetic acid This i 1 pT pat pt r cent of wood made ln do in the United States alone in one year Jear is worth the acetic acid another million while WhIlO the whole amount of Or charcoal char produced would sell bell for less than last figure |