Electronic switch. In electronics, an electronic switch is an electronic component or device that can switch an electrical circuit, interrupting the current or diverting it from one conductor to another. Typically, electronic switches use solid state devices such as transistors, though vacuum tubes can be used as well in high voltage applications.
3) Dry skin. People with dry skin tend to get dandruff more often. Winter cold air, combined with overheated rooms is a common cause of itchy, flaking skin. People with dandruff caused by dry skin tend to have small flakes of dandruff; the flakes are not oily. 4) Seborrheic dermatitis (irritated, oily skin)
But, for some, it irritates the scalp and can cause more skin cells to grow. The extra skin cells die and fall off, making them appear white and flaky in your hair or on your clothes. Why malassezia irritates some scalps isn't known. Dry skin. Flakes from dry skin are generally smaller and less oily than those from other causes of dandruff.