Ovarian failure: Ovarian failure causes elevated fsh and lh, ovarian falure is mostly due to genetic or immune causes - although we do not know or understand all the possible reasons. ... Read more Dr. Gerard Honore Dr. Honore
Organ pipes are generally made out of either metal or wood. Very rarely, glass, porcelain, plastic, paper, Papier-mÃ¢chÃ©, or even stone pipes may be seen. A historical organ in the Philippines has pipes made exclusively of bamboo. Metal pipes are usually made of lead; for increased rigidity it is alloyed with tin along with trace amounts of antimony and copper.
A sax reed is made of bamboo. The solidity depends on the demand of the notes intended to be played. The part that attaches the reed with the mouthpiece is called the ligature, which is made from leather, metal or plastic. The crook is the part that links the mouthpiece with the body.One end is cork, and fixes into the mouthpiece; the other is shaped like a joint of metal, fastened by screws to the body. sax is made in parts, which are assembled later to form the instrument. We will explain each part and the way it is produced to keep the information systematic and easier to understand.