Phase 06 — Iron and steel / About year 4
06.12
Hardening and tempering
quench hard, then reheat to the right colour
AWhat it needs
Needs 70 other products in all, 3 of them directly.
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- 06.12 Hardening and temperingMaking Year 4 needs 70 products
- 03.10 Rendered tallow and lardMaking Year 1 needs 21 products
- 01.14 Hot-stone boiling pitHome Year 1 needs 9 products
- 01.04 Digging stickMaking Year 1 needs 2 products
- 01.03 Sharp stone flakeMaking Year 1 needs 1 product
- 01.02 HammerstoneMaking Year 1 raw materials only
- 01.08 First fire and stone hearthMaking Year 1 needs 5 products
- 01.06 Tinder and kindling storeMaking Year 1 raw materials only
- 01.07 Bow-drill fire setMaking Year 1 needs 3 products
- 01.03 Sharp stone flakeshown above ↑← shown at left
- 01.05 Twisted plant-fibre cordMaking Year 1 needs 2 products
- 01.12 Bamboo cups and water tubesMaking Year 1 needs 2 products
- 01.13 Split-stick tongsMaking Year 1 needs 3 products
- 02.21 Bow and arrows ⚠Food Year 1 needs 14 products
- 02.03 Stone knives, scrapers and engraving pointsMaking Year 1 needs 3 products
- 02.01 Knapping kitMaking Year 1 needs 2 products
- 02.05 Pitch glueMaking Year 1 needs 6 products
- 02.06 Sinew thread and rawhide lashingMaking Year 1 needs 9 products
- 02.08 Hafted stone axe ⚠Making Year 1 needs 13 products
- 02.05 Pitch glueshown above ↑← shown at left
- 02.06 Sinew thread and rawhide lashingshown above ↑← shown at left
- 02.07 Ground stone axe headMaking Year 1 needs 2 products
- 01.02 Hammerstoneshown above ↑← shown at left
- 02.04 Sandstone grinding slabMaking Year 1 needs 1 product
- 02.24 Carved wooden bowls and troughsMaking Year 1 needs 14 products
- 06.06 Smith's forgeMaking Year 3 needs 53 products
- 04.07 Charcoal clampMaking Year 1 needs 16 products
- 02.08 Hafted stone axeshown above ↑← shown at left
- 02.25 Antler pick, bone shovel and stone hoeMaking Year 1 needs 14 products
- 03.25 Managed coppice wood lotMaking Year 1 needs 14 products
- 04.11 Fired bricks and roof tilesMaking Year 1 needs 22 products
- 04.08 Sun-dried mud bricksMaking Year 1 needs 18 products
- 02.10 Wooden wedges and maulMaking Year 1 needs 14 products
- 04.02 Clay pit and prepared clayMaking Year 1 needs 16 products
- 04.09 Updraft kilnMaking Year 1 needs 21 products
- 04.02 Clay pit and prepared clayshown above ↑← shown at left
- 04.04 Pit-fired potteryMaking Year 1 needs 18 products
- 01.08 First fire and stone hearthshown above ↑← shown at left
- 04.03 Hand-built potsMaking Year 1 needs 17 products
- 04.08 Sun-dried mud bricksshown above ↑← shown at left
- 06.01 Double board bellows with flap valvesMaking Year 3 needs 51 products
- 02.15 Scraped, brain-tanned and smoked hidesCloth Year 1 needs 8 products
- 05.15 Bronze sawMaking Year 3 needs 49 products
- 02.04 Sandstone grinding slabshown above ↑← shown at left
- 05.12 Bronze hammers and anvil blockMaking Year 2 needs 47 products
- 05.09 BronzeMaking Year 2 needs 45 products
- 04.24 CruciblesMaking Year 2 needs 24 products
- 04.09 Updraft kilnshown above ↑← shown at left
- 04.22 Refractory clay mixMaking Year 2 needs 23 products
- 05.05 Smelted copperMaking Year 2 needs 42 products
- 04.24 Cruciblesshown above ↑← shown at left
- 04.27 Forced-air charcoal furnaceMaking Year 2 needs 31 products
- 04.07 Charcoal clampshown above ↑← shown at left
- 04.25 Clay air nozzles (tuyeres)Making Year 2 needs 24 products
- 04.26 Bag bellowsMaking Year 2 needs 14 products
- 02.15 Scraped, brain-tanned and smoked hidesshown above ↑← shown at left
- 02.16 Sewn hide clothing, shoes, bags and water skinsCloth Year 1 needs 13 products
- 05.04 Ore dressing floorMaking Year 2 needs 24 products
- 01.02 Hammerstoneshown above ↑← shown at left
- 02.24 Carved wooden bowls and troughsshown above ↑← shown at left
- 05.03 Fire-set open-cut mine ⚠Making Year 2 needs 22 products
- 01.08 First fire and stone hearthshown above ↑← shown at left
- 02.12 Lever, log rollers and sledgeMaking Year 1 needs 15 products
- 02.08 Hafted stone axeshown above ↑← shown at left
- 02.11 Three-strand ropeMaking Year 1 needs 3 products
- 02.25 Antler pick, bone shovel and stone hoeshown above ↑← shown at left
- 05.01 Ore sample collection and simple testsMaking Year 2 needs 20 products
- 02.25 Antler pick, bone shovel and stone hoeshown above ↑← shown at left
- 02.28 Resource map of the islandKnowledge Year 1 needs 18 products
- 02.15 Scraped, brain-tanned and smoked hidesshown above ↑← shown at left
- 02.26 Dugout canoe and paddles ⚠Making Year 1 needs 16 products
- 05.07 Beam balance and weightsMaking Year 2 needs 23 products
- 05.08 Smelted tinMaking Year 2 needs 41 products
- 05.10 Two-piece moulds with clay coresMaking Year 2 needs 24 products
- 05.14 Bronze chisels, gouges, punches and drill bitsMaking Year 2 needs 48 products
- 05.21 Bronze needles, pins, hooks, nails and rivetsMaking Year 3 needs 49 products
- 06.11 Shear steelMaking Year 4 needs 63 products
- 06.08 Forge weldingMaking Year 3 needs 61 products
- 06.06 Smith's forgeshown above ↑← shown at left
- 06.07 Iron hammers, tongs and anvilMaking Year 3 needs 60 products
- 06.05 Wrought iron barMaking Year 3 needs 57 products
- 05.12 Bronze hammers and anvil blockshown above ↑← shown at left
- 05.13 Bronze tongs and crucible liftersMaking Year 2 needs 48 products
- 06.04 Iron bloomMaking Year 3 needs 55 products
- 04.07 Charcoal clampshown above ↑← shown at left
- 06.02 Mined and roasted iron oreMaking Year 3 needs 48 products
- 06.03 Bloomery furnaceMaking Year 3 needs 52 products
- 06.06 Smith's forgeshown above ↑← shown at left
- 06.10 Blister steelMaking Year 4 needs 58 products
Open a box to see what it needs. A dashed box is a product already drawn in full: click it to jump there. In the org chart, drag to move around.
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