Поташ (углекислый калий) из золы.
Получение углекислого калия из древесной золы.
3 weeks ago 00:26:16 1
4 weeks ago 00:22:05 1
2 months ago 00:01:04 1
3 months ago 00:04:13 1
3 months ago 01:23:45 1
3 months ago 01:57:08 1
4 months ago 00:10:54 1
4 months ago 01:01:34 1
4 months ago 00:05:00 2
5 months ago 00:10:19 1
5 months ago 00:00:20 1
5 months ago 00:38:36 1
5 months ago 00:00:30 1
5 months ago 00:16:25 1
6 months ago 00:00:58 107
6 months ago 00:07:37 1
6 months ago 00:10:31 1
6 months ago 00:12:11 1
7 months ago 00:03:28 1
7 months ago 00:15:48 9
7 months ago 00:05:54 1
7 months ago 00:54:59 3
9 months ago 00:45:16 1
9 months ago 00:04:00 1
