What is a heifer cow? A heifer is a mature female cow that has not calved, or given birth to a calf, yet. As soon as a heifer gives birth, she becomes a cow. A cow refers to a female of any age that has given birth.
When most people think about gas masks or respirators, what they usually envision is a tight-fitting plastic or rubber face mask with some sort of filter cartridge. The mask covers the nose and mouth. These are called half-mask air-purifying respirators.
Product Description. We've found a stash of these authentic military surplus gas masks, and we're passing the savings on to you with our unbeatable pricing! This like-new Czech M10M gas mask helps to protect the face, eyes and respiratory system against chemical and biological warfare agents in the form of gases, vapors, aerosols and more. Includes bag, spare goggles, straw and filter.