Decarburization can be avoided in a furnace by:
A) Using an electric furnace B) Laying the part on top of cast iron chips
C) Wrapping the piece in stainless foil D) Having an oxidizing atmosphere
Question 2
Ordinary knurls make a pattern on the workpiece by:
A) Cutting the material B) Compressing the material
C) Displacing the material D) All of the above