Последние добавленные видео:
leaded-gasoline
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3 года назад
42311640 3 года назад 24:57The Man Who Accidentally Killed The Most People In History
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3 года назад
19659 3 года назад 6:15Leaded Gas - Why It Was Used & Why It Was So Dangerous!
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3 года назад
842153 3 года назад 14:16America Was Wrong About Leaded Gas - For 100 Years!
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1 месяц назад
160740 1 месяц назад 9:31Why Was Lead Added to Gasoline in the Early Days of Automobiles?
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5 лет назад
5801 5 лет назад 1:01leaded gasoline 1984
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12 лет назад
50075 12 лет назад 11:29Lead for Life - the history of leaded gasoline - an excerpt
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2 года назад
396 2 года назад 2:49What's Leaded Fuel And Why Did We Get Rid Of It?
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15 лет назад
8109 15 лет назад 2:20Toxic legacy of leaded gasoline
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3 года назад
51854 3 года назад 8:31Изготовление тетраэтилсвинца
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4 года назад
14903 4 года назад 7:25Leaded Gasoline Reduced IQ Of 170 Million Americans, Study Finds
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10 месяцев назад
47 10 месяцев назад 2:33What Is Leaded Gasoline? - Science Through Time