To alter or readjust; tinker with: sought to raise output this year by rejiggering its agricultural policies. [first form 1940s+, second 1960+; fr mid-1800s jigger, ''shake or jerk rapidly,'' related to jig as a rapid movement, dance, etc, hence ''rearrange or readjust by shaking,'' semantically similar to shake up]
AGM Batteries. Absorbent glass mat (AGM) is a class of lead-acid deep cycle battery in which the electrolyte is absorbed into a fiberglass mat. The plates in an AGM battery may be flat like wet cell lead-acid battery, or they may be wound in a tight spiral.
These are also called starved electrolyte.. Just like the Gel batteries, the AGM Battery will not leak acid if broken. By www.batteryplex.com. The newer type of sealed nonspillable maintenance free valve regulated battery uses Absorbed Glass Mats, or AGM separators between the plates. This is a very fine fiber Boron-Silicate glass mat. These type of batteries have all the advantages of gelled, but can take much more abuse.