As it depends on a combination of properties, hardness is difficult to quantify precisely; engineers use the Mohs
scale as a rule of thumb.
Not exact matches
As a
rule of thumb, on a
scale of 0 to 10, where sitting is 0 and the highest level
of effort possible is 10, moderate - intensity activity is a 5 or 6.
As a
rule of thumb, aim to have about ten stocks in a Reverse
Scale Strategy portfolio.