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  2. Laurel Burch - Wikipedia

    en.wikipedia.org/wiki/Laurel_Burch

    Laurel grew up with a mixture of love and loss, but also with a keen brilliant artistic eye from her parents. [1] A rift grew between Laurel and her mother when Laurel was a teenager. While in high school, Laurel lived for a period with her father, her half-brothers and half-sister in La Canada, California but the arrangement ended abruptly.

  3. Button cell - Wikipedia

    en.wikipedia.org/wiki/Button_cell

    Button, coin, or watch cells. A button cell, watch battery, or coin battery is a small battery made of a single electrochemical cell and shaped as a squat cylinder typically 5 to 25 mm (0.197 to 0.984 in) in diameter and 1 to 6 mm (0.039 to 0.236 in) high – resembling a button.

  4. List of battery sizes - Wikipedia

    en.wikipedia.org/wiki/List_of_battery_sizes

    The full battery designation identifies not only the size, shape and terminal layout of the battery but also the chemistry (and therefore the voltage per cell) and the number of cells in the battery. For example, a CR123 battery is always LiMnO 2 ('Lithium') chemistry, in addition to its unique size.

  5. Battery nomenclature - Wikipedia

    en.wikipedia.org/wiki/Battery_nomenclature

    A zinc-carbon lantern battery, consisting of 4 round "size 25" cells in series. Terminated with spring terminals. 4LR25-2: 4: L: R: 25: 2: An alkaline lantern battery, consisting of 2 parallel strings of 4 round "size 25" cells in series 6F22: 6: F: 22: A zinc-carbon rectangular battery, consisting of 6 flat "size 22" cells. Equivalent to a PP3 ...

  6. Watch House Battery - Wikipedia

    en.wikipedia.org/wiki/Watch_House_Battery

    Watch House Battery is a former 19th-century gun battery, built as one of a number of batteries to defend the Eastern approaches to Plymouth Sound, for the defence of the Royal Naval Dockyard at Devonport. The battery was originally built as a small pentagonal redoubt with emplacements for five guns.

  7. Mercury battery - Wikipedia

    en.wikipedia.org/wiki/Mercury_battery

    Mercury battery "РЦ-53М"(RTs-53M), Russian manufactured in 1989. A mercury battery (also called mercuric oxide battery, mercury cell, button cell, or Ruben-Mallory [1]) is a non-rechargeable electrochemical battery, a primary cell. Mercury batteries use a reaction between mercuric oxide and zinc electrodes in an alkaline electrolyte.

  8. List of watchmakers - Wikipedia

    en.wikipedia.org/wiki/List_of_watchmakers

    This chronological list of famous watchmakers is a list of those who influenced the development of horology or gained status by their creations. The list is sorted by the lifetimes of the watchmakers .

  9. Lever escapement - Wikipedia

    en.wikipedia.org/wiki/Lever_escapement

    In the pin pallet escapement, these two faces are designed into the shape of the escape wheel teeth instead, eliminating complicated adjustments. The pins are located symmetrically on the lever, making beat adjustment simpler. Watches that used these escapements were called pin lever watches, and have been superseded by cheap quartz watches.