CLOCK ELAPSED EVENT AIR CHARCOAL ORE
Icelandic #7 - 10/2015 UNIT COUNT TOTAL ADD TOTAL
gate LpM bucket kg scoop kg
9:30 Start propane preheat 1.9
10:50 1:20 Start wood splints
11:35 45 Gentle air ~300
11:50 15 Increase air ~400
12:05 15 First rough charcoal
12:15 Add one bag rough 8
12:17 Plus 2.5 buckets 2 2.5 12.75
12:32 15 First bucket added 1 3.5 14.65
12:50 18 1 4.5 16.55
12:53 Air increase ~900
12:59 9 1 5.5 18.45
13:03 Air increase ~1000
13:09 8 1 6.5 20.35
13:19 12 1 7.5 22.25
13:22 Start Ore Additions
13:42 23 1 8.5 24.15 1 1
13:51 9 1 9.5 26.05 1 2
14:11 20 1 10.5 27.95 1 3
14:21 Air to Maximum
14:26 15 1 11.5 29.85 1 4
14:35 Additional Thermocouple
14:43 17 1 12.5 31.75 1 5
14:57 14 1 13.5 33.65 1 6
15:11 14 1 14.5 35.55 1 7
15:26 15 Taped air gate 1 15.5 37.45 1 8
15:40 14 1 16.5 39.35 1.5 9.5
15:54 14 1 17.5 41.25 1.5 11
16:08 14 1 18.5 43.15 1.5 12.5
16:20 12 1 19.5 45.05 1.5 14
16:35 15 1 20.5 46.95 2 16
16:48 13 1 21.5 48.85 2 18
17:04 16 1 22.5 50.75 2 20
17:19 15 1 23.5 52.65 2 22
17:35 16 1 24.5 54.55 3 25
17:51 16 1 25.5 56.45 3 28
18:06 15 Last Ore Charge 1 26.5 58.35 2.5 30.5
18:21 15 1 27.5 60.25
18:33 12 Burn down starts 1 28.5 62.15
Many tapping events
18:50 To about 7-8 cm below top of clay liner.  Approximate height of ignition/reactive 
19:15 Move top two thermocouples
TOTALS Charcoal 62 kg
Ore 30.5 kg
Bloom ­ 4.3 kg
Yield ­ 14 %