Gas is switched on, the clicks of ignition then turned off at the end.
Air circulation cooker runs, humming fan
Cooker hob, ignition 1, quick click
Cooker hob ignition 2, click.
Cooker hob ignition 3, several clicks
Gas ignition, quick burst of flame
Gas ignition, burst of flame
Frying pan frying, sizzles
Microwave oven turned on, whirring, then turned off
Oven shelf or wire rack shoved into oven