Guilds/Amigos/Chemical Bath 626, -1707 and recipes
Sunsteel Insulative, Corrosion Resistant (Swinery) - 150 sec Saltpeter, 10 sec Coal
Shiny Stainless Steel (Stainless Steel Pots) - 40 sec Coal, 20 sec Gravel
Hard Stainless (Reactory Upgrade) - 100 sec Coal, 15 sec Gravel
Stainless, Insulative, Toxic - 150 sec Saltpeter, 10 sec Coal, 6 sec Gravel