Isotonic Maintenance Fluids for the Prevention of Hospital-Acquired Hyponatremia. The use of isotonic fluids in maintenance fluids for the prevention of hospital-acquired hyponatremia in acutely ill patients was initially controversial,58,59 owing mainly to the potential for unintended consequences.
Twice a year according to the book. Some pianos are very stable but some are ready for a tuning after a few months. New pianos need more regular tuning, usually four times a year for the first few years until the âstretchâ is out of the strings. Should you transport your piano to another house, it will need a month to acclimatise to its new surroundings.
1 On average, the cost of piano tuning can be anywhere from $50 to as much as $200 for the complete tuning package. 2  The main factor that can influence this price is based on when the piano was last tuned. On average, the cost of piano tuning can be anywhere from $50 to as much as $200 for the complete tuning package. 2  The main factor that can influence this price is based on when the piano was last tuned.