noun
polishing powder; scouring powder
A fine abrasive powder used for cleaning and polishing surfaces such as metal, ceramics, or sinks.
台所のシンクを磨き粉でこすった。
I scrubbed the kitchen sink with polishing powder.
A common commercial term for a similar household scouring powder, often containing bleach.
Compound of 磨き (polishing, from 磨く 'to polish') and 粉 (powder).