div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal src=https:reader034vdocumentinreader034viewer20220504215f90756e52409a48307ae14fhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal src=https:reader034vdocumentinreader034viewer20220504215f90756e52409a48307ae14fhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal src=https:reader034vdocumentinreader034viewer20220504215f90756e52409a48307ae14fhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal src=https:reader034vdocumentinreader034viewer20220504215f90756e52409a48307ae14fhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal 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class=ts-pagebuttonPage 8button div class=ts-image amp-img class=ts-thumb alt=Page 8: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal src=https:reader034vdocumentinreader034viewer20220504215f90756e52409a48307ae14fhtml5thumbnails8jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 9button div class=ts-image amp-img class=ts-thumb alt=Page 9: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal src=https:reader034vdocumentinreader034viewer20220504215f90756e52409a48307ae14fhtml5thumbnails9jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 10button div class=ts-image amp-img class=ts-thumb alt=Page 10: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal src=https:reader034vdocumentinreader034viewer20220504215f90756e52409a48307ae14fhtml5thumbnails10jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 11button div class=ts-image amp-img class=ts-thumb alt=Page 11: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal src=https:reader034vdocumentinreader034viewer20220504215f90756e52409a48307ae14fhtml5thumbnails11jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 12button div class=ts-image amp-img class=ts-thumb alt=Page 12: University of Worcester · 2010-09-20 · 2 Hot carbon sparks ejected from the exhaust pipes of vehicles when changing gear or when engines are accelerated free from load 3 Metal 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