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.
Where should the hands be placed to perform chest compressions on an adult? on the lower half of the breastbone You can landmark by either placing your hand under the armpit and dragging it across to the center, between the nipples or by climbing thâ¦e ribs and putting the heel of the hand above that center point.