01:17 0
indoor air pollution
01:17
04:49 0
01:58 0
03:26 0
02:26 0
01:23 0
02:26 0
01:52 0
03:34 0
07:19 0
02:13 1
00:26 0
05:18 0
03:49 0
03:43 0
06:04 0
00:27 0
00:23 0
00:22 0
02:01 0
01:17 04:49 01:58 03:26 02:26 01:23 02:26 01:52 03:34 07:19 02:13 00:26 05:18 03:49 03:43 06:04 00:27 00:23 00:22 02:01
