These 10 facts about space will blow your mind. A hydrostatic mower is a lawnmower that operates on a system of hydraulics rather than using belts and gears to run the machine. It is powered by a hydrostatic transmission, which is made up of a hydraulic pump and a hydraulic motor.
When performing chest compressions on a child proper hand placement is even more crucial than with adults. Place two fingers at the sternum (the bottom of the rib cage where the lower ribs meet) and then put the heel of your other hand directly on top of your fingers (Figure 1). A child's smaller and more fragile body requires less pressure when performing compressions. The rule to remember is 1 hand, 1 inch.
To perform hands-only CPR on an adult or a teenager who that has suddenly collapsed, a person should lace his or her hands together so that one is on top of the other. The heel of the bottom hand should then be placed on the center of the unconscious personâs chest.