Using a power mower for a half-hour translates to 102 burned calories for a 125-lb. person, 123 burned calories for a 150-lb. person and 141 calories for a 175-lb. person.owing the lawn is a necessary chore, but at least you burn calories when you do it. If you have a push mower instead of a power mower, you gain even more workout benefits.
Product Description. This like-new Czech CM3 gas mask helps to protect the face, eyes and respiratory system against chemicals and radioactive and biological warfare agents that are used in the form of gases, vapors, aerosols, etc. Includes bag and filter.
There are several models of non-rebreather masks available in the market with similar designs. The mask fits over the mouth and nose and elastic straps wrap around the ears or the head. A one-way valve in the mask prevents exhaled air from entering into the tubing or bag containing the oxygen that is to be inhaled.