Гидрофобный песок. Проведём эксперимент!
С песком, который не намокает в воде можно проводить множество интересных опытов.
3 months ago 00:13:23 1
11 months ago 00:19:04 1
1 year ago 00:14:08 1
1 year ago 00:10:20 1
1 year ago 00:23:33 1
1 year ago 00:04:12 1
1 year ago 00:01:34 1
1 year ago 00:15:57 85
1 year ago 00:29:37 1
1 year ago 00:11:37 1
2 years ago 00:20:11 1
2 years ago 00:36:40 1
2 years ago 00:12:45 74
2 years ago 00:10:45 1
2 years ago 00:12:14 1
2 years ago 00:13:31 1
2 years ago 00:20:12 4
2 years ago 00:13:58 1
2 years ago 00:28:19 1
2 years ago 00:11:18 1
3 years ago 00:09:18 1
3 years ago 00:04:53 50
4 years ago 00:10:18 1
4 years ago 00:02:46 2
