add fuel to the fire

She said National Guard troops would “only add fuel to the fire.”

Every time leaders make and amplify these false and dangerous connections, they add fuel to the fire of harassment, discrimination and violence faced by trans communities.

"Misbehaviour and bad manners by some tourists" have added fuel to the fire, creating an impression of a "big foreign problem", he adds.

If you do that it just adds fuel to the fire and I wasn't willing to accept that.

Thomas’ visceral, crystalline prose only adds fuel to the fire.