Now there's a revolutionary one-mask system that can adapt to a wide range of respiratory applications. Available in single-port and twin-port models, this remarkable facepiece works with ...

Respirators protect the wearer from inhalation of harmful contaminants, such as gases, vapors, or fumes. There are three different types of respirators: an air-purifier, an air-line or air-hose ...

One example that the team explains is how the mask can potentially monitor levels of nitrite in a person’s breath— a chemical that ... widespread prevalence of respiratory conditions globally ...

A major US mask manufacturer, 3M, says the government has asked it to stop exporting US-made N95 respirator masks to Canada and Latin America. The request had "significant humanitarian ...