Constant Current Discharge - A battery discharge regime whereby the current drawn during the discharge remains constant.
Gravimetric Energy Density - The ratio of the energy output of a cell or battery to its weight (Wh/kg). This term is used interchangeably with specific energy.
UL - Underwriters Laboratories (UL) is a non-governmental, non-profit certification organization in the United States in which not only government authorities are represented, but also consumer groups, "export" services, research, etc. Following certification, a product may bear the UL label.
MTBF (Mean Time Between Failures) - Mathematical calculation of the duration of normal operation of a repairable device between failures. The product, expressed in hours, is an indication on the reliability of the device.
Ambient Temperature - The average temperature of the surroundings.
Desorption - The opposite of absorption, whereby the material retained by a medium or another material is released.
Nominal Voltage - The characteristic operating voltage or rated voltage of a battery.