MONEY IN SAWDUST.
The traveller on tho North Island Main Trunk lino passes at regular intervals great mountains of sawdust, the remains of a vast jor-:'-t. The sawmill has been at work, and after ail area has been cleared lias gone ■ arthor into tho bush, leaving tho sawdust hills behind it. How to utilise this waste is a problem that has puzzled many people, but it seems to have- been solved successfully in tho United States, where a company is coilverting sawdu: 1 into wood for fuel }>y means of a simple machine. Tho material is compressed by plungers in steel cylinders three inches in diameter, and a pressure of thirty tons forces the particles together so that no tar or oil is needed to make a solid mass. The machine turns out dailv iivo tons of fuel, which sella readily e.l. I)7s. Sd. a ton, representing an average net profit of IBs. lid. a ton from a material that used to bo regarded aa useless. There may be money in tho sawdust, mountains 111 the North Island after all.
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Dominion, Volume 6, Issue 1776, 14 June 1913, Page 25
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180MONEY IN SAWDUST. Dominion, Volume 6, Issue 1776, 14 June 1913, Page 25
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