Question

the substance that solidifies at the bottom of a flame cut resembles slag, but it is not called slag. what is it called?

carbide clumps
metal drips
kerf
dross

Explanation:

In flame - cutting, the substance that solidifies at the bottom and resembles slag but is not slag is called dross. Dross is a by - product of the cutting process consisting of oxidized metal and other impurities. Carbide clumps are not related to this context. Metal drips are just molten metal that may fall during the process but not the solidified substance at the bottom. Kerf is the width of the cut made by the cutting process, not the solidified material.

Answer:

D. dross