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Приготовление загрязненного раствора (12h 30min, feb 8, 2021 y – 12h 30min, feb 8, 2021 y)

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Приготовили загрязненный раствор по предложенному образцу: 0,5 л воды+1 ложка речного песка+10 капель черной туши.

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ByЕлена Маласаева

8 Feb 2021

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2114

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12h 30min, feb 8, 2021 y

12h 30min, feb 8, 2021 y

~ 0 min

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