Wool:Elastic yet Strong WS Metal SurpRising EViDENGE FROM SciENtific TESTS (With acknowledgments to Torridon:) Wool can be stretched to an enormous degree without break- ing: A single wool fibre was stretched wet to another 70% of its original length; and returned exactly to its former Size: Wool clothes carefully folded recover their shape due to the marvellous elasticity of wool: Wool is extremely strong, and tests gave the following figures of tensile strength for metal wires of the same diameter as a wool fibre: Tensile strength per sq. inch WOOL I7 tons Gold Wire I7 tons Copper Wire 18 tons Aluminium Wire 12 tons In other words, Wool Clothes wear for years and keep their shape. BRUCE King % Wootlens] The Bruce Woollen Manufacturing Co. Ltdv Milton, Otago:
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New Zealand Listener, Volume 12, Issue 312, 15 June 1945, Page 31
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127Page 31 Advertisement 1 New Zealand Listener, Volume 12, Issue 312, 15 June 1945, Page 31
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