Here is a brief look at how precipitated silica is made: Step 1: Precipitation. Sodium silicate solution (water glass) and mineral acid are reacted in an agitated vessel to produce a slurry of amorphous silica particles.
An intensive property is a physical quantity whose value does not depend on the amount of the substance for which it is measured. For example, the temperature of a system in thermal equilibrium is the same as the temperature of any part of it.
3. of or pertaining to a system of farming in which large amounts of labor and often capital are expended to gain high yields on small tracts of land (opposed to extensive). 4. requiring or having a high concentration of a specified quality or element (used in combination): a labor-intensive industry. 5.