סליבן Member Aug 8, 2018 67 0 16 Aug 9, 2018 Banned #1 Diamond is considered to be the hardest material. However, this material is easy to break with a hammer blow Refute me .. And I'll laugh
Diamond is considered to be the hardest material. However, this material is easy to break with a hammer blow Refute me .. And I'll laugh
G G.T. Diamond Member Jun 29, 2009 77,614 12,486 2,180 Aug 9, 2018 #2 Hardness is not the same as toughness ~ diamonds are hard, diamonds are not tough. Look it up, Saliva Van.
Hardness is not the same as toughness ~ diamonds are hard, diamonds are not tough. Look it up, Saliva Van.