Definition
A blow drier, also known as a hair dryer, is an electrical appliance used to dry and style hair. It works by blowing hot air onto the hair, speeding up the evaporation of water. Think of it as a personal, handheld wind machine for your head. It's especially useful when you're in a rush to get ready. Different settings allow for varied heat and speed. Like a mini-sauna for your hair, it requires caution to avoid damage.