Question

Whicch is the World hardest substance​

Answer 1

Answer:

Here is your answer ll

Diamond

Hope it helps you

Answer 2

Answer:

hardest substance diamond and hardest element titanium,Diamond is the hardest naturally occurring substance found on Earth. But it is not the hardest substance. Wurtzite boron nitride (synthetic) and lonsdaleite (which comes from meteorites) are both harder.

Explanation:

Diamond is the hardest naturally occurring substance found on Earth. But it is not the hardest substance. Wurtzite boron nitride (synthetic) and lonsdaleite (which comes from meteorites) are both harder.