North West Kush/Chemical Bath
From A Wiki in the Desert
North_West_Kush Guides/Metal_Treatment
Sun Steel: Insulative Stainless -> Reinforced Kilns
10s Saltpeter 8 24 10s Potash 24 16 30s Gravel 0 8 10s Cactus Sap 16 32 8s Saltpeter 8 24 10s Gravel
Sun Steel: Insulative, Corrosion Resistant
Saltpeter 10 Potash 20 Gravel 10 Cactus Sap 2
Sun Steel: Hard Stainless Insulative -> Reactory x7 upgrade
Something like this:
Salt 10s Potash 10s Gravel 10s Saltpeter 60s Potash 10s Saltpeter 10s Gravel 10s
Stainless Steel
Salt 10 Potash 10 Cactus Sap 10 Saltpeter 8
Copper: Stainless, Insulative -> Small Steam Engine
Cabbage Juice 2s? Sulfur 10s Coal 10s Salt 10s Potash 10s Cactus Sap 10s Saltpeter 10s Gravel 10s Potash 10s Gravel 10s
Cobalt: Hard Stainless
Recipe 1:
Salt 20 Potash 10 Cactus Sap 10 Saltpeter 10
Recipe 2:
Saltpeter 110s
Moon Steel: Hard Stainless
Saltpeter 170s