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spark plug |
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spark plugPlug that produces an electric spark in the cylinder of a petrol engine to ignite the fuel mixture. It consists essentially of two electrodes insulated from one another. High-voltage (18,000 V) electricity is fed to a central electrode via the distributor. At the base of the electrode, inside the cylinder, the electricity jumps to another electrode earthed to the engine body, creating a spark. See also ignition coil. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Newer gas dryers - twice as energy-efficient as their electric counterparts - eliminate the need for a continually burning pilot light with electric ignition, saving even more energy. timing retard for cold starting, and electric ignition key and fuel shut off. Ranges & Ovens - On many newer models, electric ignition has replaced pilot lights, resulting in annual savings of as much as $40. |
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