How do food thermometers work?
There is a huge variety of food thermometers on the market currently. Some are meant to remain in the food while its cooking, others are not. Many have specific purposes, others are more general purpose. For example, there are meat thermometers, baking thermometers, candy thermometers, digital thermometers, dial thermometers, pop-up thermometers, remote and wireless grill thermometers, thermometers with probes, and disposable thermometers. Prices range from a few dollars to the hundreds of dollars.