Welcome to The Happy Camper Club. Happy Camper is a discount club for RVers and campers of all types. As a member, you can stay at over 1,200 quality RV parks on a full hook-up site for up to half price; and unlike other memberships, it requires no contracts, no home parks, and no point systems.
Level of liquid or gas in the tube â The appropriate volume of liquid or gas in the tube depends on the expansion coefficient of the substance used, the area of the capillary and the range of temperature required. Bimetal or bi-metallic thermometers use a bimetal spring as the temperature-sensing element.
A thermometer is a device that measures the temperature of things. The name is made up of two smaller words: Thermo means heat and meter means to measure. You can use a thermometer to tell the temperature outside or inside your house, inside your oven, even the temperature of your body if you're sick.here is usually a bulb at the base of the thermometer with a long glass tube stretching out the top. Early thermometers used water, but because water freezes there was no way to measure temperatures less than the freezing point of water.