How Long Do Microplanes Last: How to Use, Store, and Preserve a Microplane | Eater
"In this restaurant, staff routinely replace etched graters on a regular schedule—buying them in bulk and cycling out dull ones every few months—because the thin, razor-like etched edges are excellent at producing fine shavings but wear quickly when exposed to tough ingredients such as fresh horseradish." - Anna Hezel
