Pure silver, gold, and platinum are very unreactive so they do not become dull.
All knives require sharpening from time to time as there is no "never dulls" material for knife steel. Even the hard ceramic knives that can easily break dulls eventually.
Pronunciation: Noo - dulls
Yes, berkelium is a silvery-white metal that appears shiny when freshly prepared. However, it quickly tarnishes in air, forming an oxide layer that dulls its appearance.
Pain reliever
Yes, strontium is shiny. It is a silvery-white metal that exhibits a lustrous appearance when freshly cut or polished. However, it can tarnish quickly when exposed to air, forming an oxide layer that dulls its shine.
METAL will NEVER die
Clorine is never been a metal
Pure tin is shiny but it quickly tarnishes and dulls.
No, but it dulls all the aromas and beautiful tastes.
never
never
Plastic? Ive never seen metal wheels