Not for cooking. Actually not really used in the kitchen, however some folks might use it. But never on the stove
Do y’all need a clue? You need to put on your thinking cap, weigh out your options then guess correctly. Let’s go troops
A pendulum for a clock. Or Like Eric saying the small battery scales. Or Car hub Or A round feeding plate for birds etc A frizzbe. A sand battery, for heating. My be a chemical balance eg, scales. Or maybe "none of the above"...lol.
Bing bing bing, we have a winner. It’s not what you’re thinking , I use it to weigh my grains for brewing. Sometimes I use it to weigh flour for baking, thus the reference to use in kitchen. It’s a little dirty from the grain dust. Sorry for the slow reply, I was at a local community meeting tonight.