They would be able to carry nuclear, chemical or biological warheads weighing up to 1,000 pounds, with a range of 600 miles.

It was the view of a city waiting for a biological warhead.

Often, a biological or chemical warhead will use an explosive charge for rapid dispersal.

Many of these missiles could be armed with nuclear, chemical or biological warheads.

You know, as hard as it is to believe, right now, our country has no national defense against missiles carrying nuclear, chemical, or biological warheads.

The ship that left here four days ago carrying biological warheads to Norfolk never arrived.

"I was hoping the reference to North Koreans and biological warheads would light a fire under somebody."

"Do you have any idea where we might find this factory for making biological warheads?"

But a greater concern is that it might be outfitted with a chemical or biological warhead.

The requirements for biological and chemical warheads were dropped at the end of 1953.