A<unk>  A<unk> , also known as a laboratory coat or lab coat, is a knee-length overcoat or smock worn by professionals in the medical field or by those involved in laboratory work. The coat protects their street clothes and also serves as a simple uniform. The garment is made from<unk>  or light-colored cotton, linen, or cotton polyester blend, allowing it to be washed at high temperature and making it easy to see if it is clean. Similar coats are a symbol of learning in Argentina and Uruguay, where they are worn by both students and teachers in state schools. In Tunisia and Mozambique, teachers wear<unk> s to protect their street clothes from chalk. Like the word "suit", the phrase<unk> " is sometimes used as a synecdoche to denote the wearer, such as a scientist working in a high-tech company.
White coat
Buffy coat
Oak wilt
Stripper 
Light skin
Owl's eye appearance
Sling 
Teething