(=cause to explode)
[+explosive, firework] mettre à feu
→ One detonator went off but failed to ignite the explosives.
→ a more versatile device for igniting fireworks
[+petrol, combustible material] faire exploser
→ Police believe a spark from a nearby bonfire ignited petrol as he was refuelling the mower
A spark ignited the petrol. Une étincelle a fait exploser l'essence.