igniter

Inside this chamber are located the igniter parts of Frank's electric ignition system.

A century later, “instant lights” were sold, with molten phosphorus as the “igniter,” but they proved cumbersome and unreliable.

This is the valve for the alcohol—this is the igniter—here are the brakes—this is the speed control.

If the explosions still continue, conclude that the igniter spark is too weak, or does not take place.