What is another word for "crucible"?

Roget's Thesaurus (1911) lists these synonyms for "crucible": air, alembic, alveary, andiron, apotheosis, area, armory, atelier, athanor, backlog, bakehouse, bath, beauty, beehive, bindery, boiler, branch, brasier, bureau, burner, business, cabinet, caboose, caldron, camboose, cannery, central, chamber, coal, combustion, conservatory, convective, cracker, crop, dock, dockyard, edition, electric, factory, fiery.