General Knowledge - General Science - Discussion
Discussion Forum : General Science - Elements and Metals (Q.No. 19)
19.
In which of the following activities silicon carbide is used?
Discussion:
42 comments Page 5 of 5.
Ramesh said:
1 decade ago
Friends, diamond is the hardest natural made substance.
But the silicone carbide is man made that's all. But the world's hardest material is "Lonsdaleite".
But the silicone carbide is man made that's all. But the world's hardest material is "Lonsdaleite".
Srijita tripathi said:
1 decade ago
Firstly decide that which is hardest substance. I think it is the teeth of an animal. I forgot the name found in the sea of Western Europe.
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