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sciencechemistrypolyatomicalchemymineralsbiochemistrychemistacidgoldchemaminenaturalsciencesfusiongasmetallurgychernobylleadsubstancesvalenceelementsashorganicchemistryneurochemistrypoisonc16matterquantumchemistrynuclearfusionfumesoxygengraphiteliquidbrainchemistrycopperpetroleumatomspolarityperiodictablecollagenpolymerselectrochemistryoctanepropulsionneurotransmittersalkalinecombustionsomandissolutionalternativefuelsalberthofmannliquidmetalhydrogenbombgunpowdercarbonfootprintconfirmationfusãocorrosionchemistra

Polyatomic جامائىتى

polyatomic جامائىتى، سۆھبەت ۋە مۇنازىرە.

6 ROH

ھەممە

polyatomic

0 پوست6 جان

يېڭى كىشىلەرنى تونۇشۇڭ

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