Speculum Hull
A light, bright hull — the automaton is seen from afar. Polished speculum.
kinditemcreative tabFluxion: Materials
Currents
Alloy18
Gale3
Want1What the Loupe reads: 22 in all. The game works them out from its recipes. Wheel of Currents
In the Codex
Entry 
Hulls — What the body is made of decides what it can do. Read iron or copper.