ontstopper (zn):
Mechanical device that has a plunging or thrusting motion
piston, plunger
ontstopper (zn):
A strongly alkaline caustic used in manufacturing soap and paper and aluminum and various sodium compounds
caustic soda, sodium hydroxide
Via: Ensyns.nl
ontstopper (zn):
plunger(zh) 工具.
cached Via: Dbnary en WikiWoordenboeken
Via: Memodata.com