Q. A dark circle type indication appearing on a radiograph that is the result of the failureof a core support to completely melt is called: (Solved)
1. A hot tear
2. A gas hole
3. An unfused chaplet
4. A spongy shrink
- c. An unfused chaplet
1. A hot tear
2. A gas hole
3. An unfused chaplet
4. A spongy shrink