Simple face masks, Venturi masks, tracheostomy masks, partial re-breathing and non-rebreathing face masks, demand, diluter-demand and continuous flow are types of oxygen masks, according to the American Thoracic Society ... More »

Oxygen forms an ionic bond with elements like sodium and calcium and a covalent bond with elements like carbon, nitrogen, hydrogen and itself. Ordinary oxygen gas consists of two oxygen atoms covalently bonded together, ... More »

Types of makeup that help mask signs of aging include moisturizer, yellow-toned foundation, liquid concealer, brown eyeliner and lengthening mascara. Lashes thin over the years, and Lancôme Définicils High Definition Mas... More » Beauty & Fashion Make-up

Venturi masks are used to deliver constant, high levels of oxygen to patients, especially when carbon dioxide levels are important, according to ATI Nursing Education. The venturi mask delivers a higher flow of oxygen th... More » Health Conditions & Diseases

Common types of tracheostomy tubes include cuffed tubes, cuffless tubes, fenestrated tubes and metallic tubes, states Johns Hopkins Medicine. Cuffed and cuffless tubes have a disposable or reusable inner cannula. Fenestr... More » Health Conditions & Diseases

People wear surgical face masks to prevent the spread of germs. In areas with extreme air pollution, people also wear face masks to protect from inhaling harmful particulates. More » Health Conditions & Diseases

Bi-level positive air pressure ventilation is a noninvasive ventilation procedure that delivers a flow of air through a face mask to keep the upper airways of the lungs open, explains It is noninvasive because... More » Health Conditions & Diseases