Update: Well combining word in my book says its the root word plus the combining vowel. So in cardiology, the word cardi is the root word meaning heart and the O (combining vowel) connects it to LOGY which means the study of. So the combining word would be cardi/o (cardio) But I cant seem to figure out these bigger... show more Well combining word in my book says its the root word plus the combining vowel. So in cardiology, the word cardi is the root word meaning heart and the O (combining vowel) connects it to LOGY which means the study of. So the combining word would be cardi/o (cardio) But I cant seem to figure out these bigger words. 1 following.
heat exchanger - device that transfers heat from one liquid to another without allowing them to mix. device - an instrumentality invented for a particular purpose; the device is small enough to wear on your wrist; a device intended to conserve water.
What Is a Space Heater? A space heater is a portable, electric-powered machine that is designed to generate heat within a single, enclosed space. There are two distinct categories of heaters that are based on how they transfer heat: convection and radiation. Convection heaters heat the air around them, which in turn transfers the heat to the surrounding area. Nowadays, more and more convection heaters utilize internal fans to help distribute the heat faster at the cost of being a bit noisier.