Temperature sensors are devices designed to measure the degree of hotness or coldness of an object, substance, or environment. Operating on principles like thermoelectric effects (as in thermocouples), resistance changes with temperature (such as in thermistors), or infrared radiation detection, they play a crucial role across various fields. In industrial processes, they monitor and regulate temperatures in manufacturing equipment to ensure product quality and prevent overheating. In climate control systems, temperature sensors help maintain comfortable indoor conditions by adjusting heating or cooling based on detected temperature changes. In automotive engines, they provide data for optimal fuel – air mixture and engine performance, contributing to better fuel efficiency and reduced emissions.