Mortar and pestle - WikipediaMortar and pestle are implements used since ancient times to prepare ingredients or . Other names, Mortar grinding machine . Mortars and pestles are also used as drug paraphernalia to grind up pills to speed up absorption . pesto (which derives its name from the pestle pounding), as well as grinding spices into powder.grinding machine into powder,How to Grind Stone Into Powder | SciencingApr 25, 2017 . Grinding stone into powder is something you might need to do for all sorts . When the machine is turned on, one of the plates vibrates quickly.
grinding machine into powder