The grizzly was killed in five minutes, and so the scheme died.

It has enough venom to kill a human in 20 minutes.

So angry I have ordered all of your children killed in five minutes.

If he stepped out on the surface of Io, the suit would kill him, in fifteen minutes.

"If they let us dismount, we could kill those guys in five minutes," he said.

"But that strength will surely kill him in fifteen minutes, twenty at the outside."

A 10-milligram drop on the skin can kill an adult human in 15 minutes.

To be so cold it could kill you in 15 minutes, and yet to look so warm.

As many as 100,000 people could be killed or injured in less than 30 minutes.

Could it kill you in - say - five minutes?