Blood leaks into tissues under the skin and causes the black-and-blue color. As bruises (contusions) heal, usually within 2 to 4 weeks, they often turn colors, including purplish black, reddish blue, or yellowish green. Sometimes the area of the bruise spreads down the body in the direction of gravity.
(KiloBits or KiloBytes per SECond) One thousand bits or bytes per second. Kbps is a measurement of peripheral data transfer or network transmission speed. The correct abbreviation is b for bits and B for bytes; however, b and B are often interchanged. See space/time, Mbps and Gbps. Lower Case b - Kbps, Kb/sec, Kb/s Kilobits per second is used to rate serial data transmission devices such as analog modems.
A PSP, or Payment Service Provider, is a company that provides online marketing services, it accepts payments electronically by managing transactions between sellers and buyers. The most common payment methods that are usually offered are by credit card, bank transfer and real time orders.