Phase 13 — Steam power / About year 40
13.31
Porcelain candle filter
strains the germs out of a liquid without heating it
AWhat it needs
Needs 99 other products in all, 3 of them directly.
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- 13.31 Porcelain candle filterHealth Year 40 needs 99 products
- 09.19 Bronze force pumpMaking Year 19 needs 94 products
- 05.19 Lost-wax castingMaking Year 3 needs 48 products
- 03.22 Log beehivesFood Year 1 needs 16 products
- 01.20 Resin torchMaking Year 1 needs 6 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
- 02.08 Hafted stone axe ⚠Making Year 1 needs 13 products
- 02.05 Pitch glueMaking Year 1 needs 6 products
- 02.06 Sinew thread and rawhide lashingMaking Year 1 needs 9 products
- 01.15 Fire-hardened spear ⚠Making Year 1 needs 6 products
- 02.03 Stone knives, scrapers and engraving pointsMaking Year 1 needs 3 products
- 02.01 Knapping kitMaking Year 1 needs 2 products
- 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
- 02.09 Stone adzeMaking Year 1 needs 13 products
- 04.22 Refractory clay mixMaking Year 2 needs 23 products
- 04.02 Clay pit and prepared clayMaking Year 1 needs 16 products
- 02.17 BasketsMaking Year 1 needs 4 products
- 02.25 Antler pick, bone shovel and stone hoeMaking Year 1 needs 14 products
- 04.10 Kiln-fired potteryMaking Year 1 needs 22 products
- 04.03 Hand-built potsMaking Year 1 needs 17 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
- 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 clayshown above ↑← shown at left
- 05.09 BronzeMaking Year 2 needs 45 products
- 04.24 CruciblesMaking Year 2 needs 24 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 clampMaking Year 1 needs 16 products
- 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 hidesCloth Year 1 needs 8 products
- 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 troughsMaking Year 1 needs 14 products
- 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
- 09.18 Suction pump and bored-log pipesMaking Year 19 needs 90 products
- 06.16 Augers, drill bits and braceMaking Year 4 needs 73 products
- 06.11 Shear steelMaking Year 4 needs 63 products
- 06.08 Forge weldingMaking Year 3 needs 61 products
- 06.06 Smith's forgeMaking Year 3 needs 53 products
- 04.07 Charcoal clampshown above ↑← shown at left
- 04.11 Fired bricks and roof tilesMaking Year 1 needs 22 products
- 06.01 Double board bellows with flap valvesMaking Year 3 needs 51 products
- 02.15 Scraped, brain-tanned and smoked hidesshown above ↑← shown at left
- 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
- 05.14 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
- 06.07 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
- 06.14 Files and raspsMaking Year 4 needs 72 products
- 06.09 Smith's tool setMaking Year 4 needs 61 products
- 06.11 Shear steelshown above ↑← shown at left
- 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
- 01.08 First fire and stone hearthshown above ↑← shown at left
- 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
- 02.24 Carved wooden bowls and troughsshown above ↑← shown at left
- 06.06 Smith's forgeshown above ↑← shown at left
- 06.11 Shear steelshown above ↑← shown at left
- 08.02 Leather goodsCloth Year 6 needs 89 products
- 06.21 Knives, shears, sickles and scythesMaking Year 4 needs 75 products
- 06.26 Steel needles, awls and fish hooksMaking Year 5 needs 75 products
- 06.12 Hardening and temperingshown above ↑← shown at left
- 06.20 Draw plate and drawn wireMaking Year 4 needs 73 products
- 08.01 Bark-tanned leatherCloth Year 6 needs 81 products
- 02.15 Scraped, brain-tanned and smoked hidesshown above ↑← shown at left
- 04.15 Slaked lime, mortar, plaster and whitewash ⚠Making Year 1 needs 27 products
- 07.21 Barrels, buckets and tubsMaking Year 6 needs 78 products
- 06.23 Iron hardwareMaking Year 4 needs 62 products
- 07.15 Carpenter's bench, planes, drawknife, spokeshave and malletsMaking Year 5 needs 76 products
- 06.13 Steel-edged axes, adzes and chiselsMaking Year 4 needs 71 products
- 07.13 Saw pit and sawn planksMaking Year 5 needs 74 products
- 11.07 Salt-glazed stonewareMaking Year 25 needs 26 products
- 03.06 SaltFood Year 1 needs 16 products
- 04.10 Kiln-fired potteryshown above ↑← shown at left
- 10.02 FirebrickMaking Year 20 needs 24 products
- 11.08 PorcelainMaking Year 25 needs 25 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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