Trituration
Dry grinding by special apparatus designed to make a finer powder than is possible by the ordinary means for pulverizing. When the comminution is aided by a liquid it is termed levigation.
Twelve hundred entries from the golden age of cast metal — how bells are founded, why brass is not bronze, what a cupola melts and a core withstands — by Simpson Bolland, the trade's great teacher.
Dry grinding by special apparatus designed to make a finer powder than is possible by the ordinary means for pulverizing. When the comminution is aided by a liquid it is termed levigation.