1 It is composed of liquid plasma and formed elements. 2  Formed elements include: 3  Erythrocytes, or red blood cells (RBCs). 4  Leukocytes, or white blood cells (WBCs).
Vehicle Identification Numbers (VINs) Vehicle Identification Numbers are unique codes given to each on-road vehicle in the United States. From 1981, each new car is given a standardized 17-digit code, which includes a serial number. Older cars may have VINs too, although they will not follow the standardized formula.
VIN (Vehicle Identification Number). The vehicle identification number (VIN) uniquely identifies your vehicle. It is very long and consists of numbers and letters. For example, WAULC78E91A128656 is an example of a VIN from an Audi.