â¢ A particulate respirator P2 mask is to be worn by staff caring for these patients. â¢ A disposable anaesthetic circuit with filter is to be used for these cases. Cleaning for Airborne Precautions All furniture surfaces within the operating room and anaesthetic bay must be wiped with a neutral detergent.
Thunder is caused by the rapid expansion and contraction of the air surrounding a lighting bolt. On average, a lightning bolt is about 5 times hotter than the surface of the sun or about 50,000Â°F!
I recently heard a clap of thunder so loud it made me scream. Mark Baines, Niles, Ill. Dear Mark, Thunder is the sound generated by lightning and is the result of the shock wave initiated by the explosive expansion of a column of air as it is heated to more than 50,000 (degrees) F by a lightning stroke.