비디오 정보 Ethanol
ethanol (19)
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ions (17)
glucose (39)
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liquid (59)
chloride (10)
sodium (24)
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phosphorus (8)
reactions (18)
organic (131)
oxygen (60)
thermite (9)
nitrate (11)
black powder (15)
oxidation (31)
chlorine (13)
flame (24)
pure (12)
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