60 -100 ppm is the currently acceptable hardness level for drinking water in US and Canada.
60 -100 ppm is the currently acceptable hardness level for drinking water.
Hard water is not a health hazard for drinking. However, hard water will affect cleaning and mineral buildup on water fixtures such as sinks and faucets.
The total hardness in drinking water is relative to the presence of limescale in a particular geographical area.
60 -100 ppm is the currently acceptable hardness level for drinking water in US and Canada.
60 -100 ppm is the currently acceptable hardness level for drinking water.
the hardness vlaue of carbon very much depends on the value of the hardness of the carbon. if it is a high value then the hardness is high however if it is a low value then it is a low hardness helpful??? :D
In brinell scale ,the hardness value is 180
Q = 1 / Maximum value of Z permissible R = 1/ Maximum value of u permissible
250
matigas na halaga
twice of the value of circular tolerance
Aluminum's hardness is 15 Brinell.
It is an identity.
An adjective--a hard surface.An adverb--work hard.
determined by federal statute in the case of FHA loans
below 380 HV10
density has to do with the molecular structure and molecular mass. hardness is the compacting value of the molecules inside the object. PREFFERABLY PLUTONIUN!!