I really don't know what the hardness of Cinder is but by testing it I think it has a hardness of 4
You are testing the relative hardness of the mineral.
Talc (a common metamorphic mineral).
it is hardness
bod0h la kau ni
hardness as it is measured on a rockwell or brinell testing instrument
I really don't know what the hardness of Cinder is but by testing it I think it has a hardness of 4
You are testing the relative hardness of the mineral.
Hardness
Tablet hardness testing became available in the 1930's. Tablet hardness testing, is a technique used by the pharmaceutical industry to test the breaking point for the use, transportation, and storage of supplies.
Hardness
The Mohs Scale
Talc (a common metamorphic mineral).
That is testing the hardness.
One of the scales is a durometer. The appropriate scale depends on the industry the hardness is being tested for.
it is hardness
The hacksaw is bigger than the junior hacksaw