Ultrasound is used in medicine for both diagnostic and therapeutic procedures, but the equipment differs. For diagnosis, ultrasound echography is commonly used to produce cross-sectional images of the body. The Doppler ...
Paint often causes door hinges and windows to be frozen. When joints are frozen, they cannot be moved.A joint is frozen when you cannot open or close an object. Examine the hinge or joint. If you see paint on or around the ...