Последние добавленные видео:
is-air-oxygen
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1 year ago
28494 1 year ago 4:40Why Pure Oxygen Will Kill You, But The Oxygen In The Air Won’t
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10 years ago
224764 10 years ago 3:55Why Do We Need Oxygen To Survive?
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8 years ago
3286503 8 years ago 5:10Oxygen’s surprisingly complex journey through your body - Enda Butler
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11 years ago
22843 11 years ago 2:01To show that 20% of Air is Oxygen
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10 years ago
333445 10 years ago 4:04Extraction Of Oxygen & Nitrogen From Liquid Air | Reactions | Chemistry | FuseSchool
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23 hours ago
206 23 hours ago 2:20"No Oxygen =No Fire 🔥"#sciencefacts #scienceshorts #studentlearning #shorts
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1 year ago
200515 1 year ago 3:26How The Oxygen You Breathe Gets Delivered to the Cells of Your Body
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10 years ago
191791 10 years ago 4:34Why Is There Air?
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4 years ago
7153 4 years ago 2:39Difference Between Air and Oxygen
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6 years ago
3000806 6 years ago 4:15What If Oxygen Doubled in Earth’s Atmosphere?
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4 years ago
2202195 4 years ago 5:36What If The World Lost OXYGEN for 5 seconds? | Dr Binocs Show | Peekaboo Kidz
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8 years ago
6929800 8 years ago 3:53Respiratory System | The Dr. Binocs Show | Learn Videos For Kids
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4 years ago
7479 4 years ago 8:54Oxygen Blender Overview
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4 years ago
82263 4 years ago 4:51How An Oxygen Concentrator Converts Air Into Oxygen | BYJU'S Fun Facts
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3 years ago
2724672 3 years ago 7:35Respiratory System