how many pieces of metal do you heat at a time

Question: how many pieces of metal do you heat at a time
- Keywords:
  heat,
  metal
Asked by 21mayoabú-ew to Cathal on 7 Mar 2017.
- Cathal Ó Murchú answered on 7 Mar 2017:
  
  Usually as many as I can fit in the oven, there’s a space in side the centre of the oven which is at a fixed temperature so thats where you get the most even temperature. So I recently got a new oven and I think I can fit 8 samples in a time now.

Question: how many pieces of metal do you heat at a time