The modern day hair dryers are designed with features that allow the users not to burn their head or hair. Hair dryers require basically need two elements that are, heat and air. The hair dryer has an embedded heating element within it. The heating element gets heated when the switch of the hair dryer is in the on position and this makes the air within the hair dryer hot. The in-built simple motor rotates the incorporated fan which allows the hot air in the first part of the hair dryer to blow out so that you would be able to dry your hair at a considerably faster rate. The new generation hair dryers enables you to off the hair dryer so that cold air is blown out from the hair dryer when the cool shot button is pressed to the on position. The cool air would be a necessity after you have adored a new hair style. The cool air holds the hair style for a long period of time and gives it a professional look.

The most modern hair dryers comes with a variable heat setting option with which you would be able to regulate and control the rate of temperature according to your requirement and depending on the nature of your hair. If you are having thick hair you could opt for a higher temperature. The heating element found in a hair dryer is usually a heating coil, like nichrome wire. The nichrome wire is a combination of two different alloy metals which are excellent heat conductors, nickel and chromium. Nickel and chromium are commonly used in household appliances like toasters and kettles. The beneficial feature of the nichrome wire is its considerably long survival period. If heating element in your hair dryer is made from nichrome it is sure to last for a long period of time as it does not get rusted or oxidized easily. The heat regulator incorporated in the hair dryer regulates the temperature of the hot air emitted from the nozzle of the hair dryer by speeding up the fan or slowing it down.