Spark plug

In the 21st century, it is not unusual for a set of spark plugs to last a decade or longer; gone are the days when changing the plugs annually was common.

With all engines using spark plugs it is comparatively easy to ascertain whether the ignition system is working properly.

Helen is a real spark plug. We're lucky she's on the team.

Steve Pincus, a Madison-area farmer who sells produce to L'Etoile, says admiringly of Odessa: "She's a spark plug. She's out there speaking out about sustainable agriculture and local food."

Mr. Santiago used a sparkplug to smash the driver’s side window.