Triglycerides and cholesterol are both fatty substances known as lipids. But, triglycerides are fats; cholesterol is not. Cholesterol is a waxy, odorless substance made by the liver that is an essential part of cell walls and nerves.
GSM (Global System for Mobile communication) is a digital mobile telephony system that is widely used in Europe and other parts of the world. GSM uses a variation of time division multiple access (TDMA) and is the most widely used of the three digital wireless telephony technologies (TDMA, GSM, and CDMA).
GSM EDGE cellular technology is an upgrade to the existing GSM / GPRS networks, and can often be implemented as a software upgrade to existing GSM / GPRS networks. This makes it a particularly attractive option proving virtually 3G data rates for a small upgrade to an existing GPRS network.