Fly fishing in a river. Fly fishing is an angling method in which an artificial 'fly' is used to catch fish. The fly is cast using a fly rod, reel, and specialized weighted line. Casting a nearly weightless fly or 'lure' requires casting techniques significantly different from other forms of casting.
Antistreptolysin O (ASO) titer is a blood test to measure antibodies against streptolysin O, a substance produced by Group A Streptococcus bacteria. ASO titer; ASLO. Blood is typically drawn from a vein, usually from the inside of the elbow or the back of the hand.
The digital television transition, also called the digital switchover or analog switch-off (ASO), is the process in which analog television broadcasting is converted to and replaced by digital television. This primarily involves the conversion of analog terrestrial television to digital terrestrial.