Boeing claims to have eliminated the risk of combustion, but not ignition.
So, I took the keys out of the ignition and hid them under my passenger seat.
A jet engine that is still functioning is basically a furnace, and the most likely first source of ignition.
Received more than 260 complaints about an ignition switch fault in General Motors cars linked to at least a dozen deaths.
Starting a fire requires two things: ignition and combustion.
Heated in an ignition tube yields generally a little water, and if the temperature be high enough, oxygen is evolved.
The ignition of the detonating mixture was effected by an electric spark.
So one by one they wormed their way out to fix the ignition, adjust the carburetor, or hack free the cogs which moved the tracks.
The ignition switch is closed, and connects the ignition system to the battery.
Heated in an ignition tube gives a sublimate of sulphur, the residue becoming magnetic.
1610s, "act of heating to the point of combustion," from French ignition (16c.) or directly from Medieval Latin ignitionem (nominative ignitio), from Latin ignire "set on fire," from ignis "fire" (see igneous). Meaning "means of sparking an internal combustion engine" is from 1881.