In linguistics, a register is a variety of a language used for a particular purpose or in a particular social setting.
Zip Code 60640 - Chicago, IL. 60640 is located in the state of Illinois in the Chicago metro area. Zip code 60640 is primarily located in Cook County. The official postal service name used for 60640 is CHICAGO, Illinois.Portions of the 60640 zip code are contained within or border the city limits of Chicago, IL, .ip Code 60640 - Chicago, IL. 60640 is located in the state of Illinois in the Chicago metro area. Zip code 60640 is primarily located in Cook County. The official postal service name used for 60640 is CHICAGO, Illinois.
6061 is a precipitation hardening aluminium alloy, containing magnesium and silicon as its major alloying elements.Originally called Alloy 61S, it was developed in 1935. It has good mechanical properties and exhibits good weldability. It is one of the most common alloys of aluminium for general purpose use.It is commonly available in pre-tempered grades such as 6061-O (annealed) and tempered grades such as 6061-T6 (solutionized and artificially aged) and 6061-T651 (solutionized, stress-relieved stretched and artificially aged).t is one of the most common alloys of aluminium for general purpose use. It is commonly available in pre-tempered grades such as 6061-O (annealed) and tempered grades such as 6061-T6 (solutionized and artificially aged) and 6061-T651 (solutionized, stress-relieved stretched and artificially aged).