British inventor Nik Spencer thinks household garbage is a valuable resource - just the fuel he needs for his Home Energy Resources Unit, or HERU. Matthew Stock reports.
00:23
00:34
00:47
01:54
01:19
01:22
01:24
01:22
01:06
02:10
00:59
02:12
00:52
00:51
03:08
01:51
02:53
02:27
01:01
01:59
01:19
01:24
01:47
01:23
01:19
01:00
02:20
00:57
01:55
02:07
02:42
02:07
01:53
01:06
01:01
01:32
01:01
01:03
01:03
01:22
00:34
01:54
03:06
01:01
01:42
01:09
01:19
01:12
01:35
00:53
00:56
01:20
01:28
01:10
01:09
03:08
01:54
01:13
01:22
01:17
01:32
01:38
02:10
01:19
04:15
01:03
01:29
01:21
01:40
01:36
01:14
00:48
03:08
01:51
02:53
01:21
04:04
02:11
01:05
01:50
01:40
02:54
01:10
01:01
03:03
01:33
01:35
04:32
01:31
01:23
01:36
01:04
03:02
03:05
01:58
01:07
01:10
02:20
00:54
04:12
01:59
01:20
01:42
01:33
01:24
01:54
01:35
02:09
00:54
01:27
02:06
02:14
01:50
01:14
01:25
02:18
01:11
02:13
01:39
01:52