About bunsen burner results of 454
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22:06
11:11
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12:12
13:47
13:56
14:24
28:54
72:59
11:03
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16:46
10:54
14:25
11:07
13:52
14:44
12:41
10:36
12:16
16:41
13:12
24:13
15:27
15:40
13:38
34:02
20:22
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13:24
16:09
20:12
37:43
16:11
15:40
14:34
18:22
14:33
16:52
20:32
20:26