Thermometer is a type of instrument that you should use to measure your body temperature. You could have seen this gadget in hospitals where nurses and docs use them for measuring patients’ body temperatures. Apart from this, they’re also used to measure meals, water and air temperatures. Mercury or scientific thermometers are specifically designed in an effort to measure human body temperatures. Read on to know more. In this article, we are going to deal with three types of thermometers:…