9-37E5 A
 What is a gel cell battery and how is it maintained & cared for?
A. Gel cell batteries are typically sealed, special charging rates and voltages may be required. 
B. Gel cell batteries are lead acid with a solid electrolyte, each cell is checked with a voltmeter.
C. Gel cell batteries are NICAD with a solid electrolyte, each cell is checked with a voltmeter.
D. Gel cell batteries are have special liquid electrolytes, they are charged with the NICAD charging rates and voltages. 
