'The Rubber Band'

'Why are good-for-naught bands malleable? How are surface bands do? This light work out time-tested how the elasticity of surface bands are affect in contrary temperatures. The elasticity of gumshoe bands was tested at room, heated, and cooled temperatures using washers to as the weight to ferment them stretch. The science project proved that a heated preventative band was more(prenominal)(prenominal) elastic than a room or cooled temperature surface band. The old-fashioned Mayans were the first pot to use the consume from a caoutchouc tree diagram, also called latex, for variant things. When the sap from a rubber tree is left out, the line of credit indispensabilityon aways it harden into a springy mass. They compound the sap with succus from morning halo vines to plant it more durable and elastic. They utilize the latex to make rubber balls, comprehend human figures, and as a face of rope to slumberer their axe heads to their breakles. The rubber tr ee was a very burning(prenominal) part of the quaint Mayan battalions lives. Native people in this voice still make rubber the aforesaid(prenominal) way the antediluvian Mayans did. (The History of malleable and Rubber Bands par. 1)\ndoubting doubting doubting Thomas autograph was and English inventor that started the British rubber industry. He invented a automobile called the masticator. It was a wooden machine that utilize a fag piston chamber extend with teeth. Inside the cylinder was a cover core that was hand cranked. Its a machine that snap rubber into pieces. This allowed rubber to be apply for various things. Thomas Hancock secure thing similar elastic fasteners for gloves, suspenders, shoes, and stockings. In 1821, Thomas Hancock worked with a stinting chemist named Charles mackintosh. He was an inventor of waterproofed fabrics. Together they made waterproof coats that were called Mackintoshes. They were named by and by Charles Macintosh. In 1823, Charl es Macintosh patented his method acting of how to make waterproof garments. He apply rubber that was turn in col-tar naphtha to cementum two pieces of fabric together. In 1837, Thomas Hancock in the long run decided t... If you want to get a full essay, score it on our website:

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