There must have been some sort of gas or explosive material that went up on impact.

These powder works were started in 1918, and they produced explosive material.

"The weight of the explosive materials, it can't be placed in a few minutes."

And if a bomb was the cause, the explosive material could have been one of several kinds.

Officials said that explosive materials are removed after the testing.

It is made from a pipe filled with an explosive material.

Not much of a spark would be necessary to touch off such explosive material as that!

The extra light indicated that she was carrying explosive material.

He also specialized in weapon technology and explosive materials from there.

In the central section alone it was estimated that 15 tons of explosive material had been used.

Usually, an explosive material requires some kind of stimulus, like heat or shock energy, to get the process started.

Wars are messy affairs, leaving a lot of explosive materials behind them.

Explosive materials may be categorized by the speed at which they expand.

Experts said the substances could be combined to make a fire bomb or explosive material.

"Have Wendell put on the warrant you're looking for explosive materials and literature."

Because it tells the world the purpose of the explosive material and the state of the art in Iraq.

The term composition is used for any explosive material compounded from several ingredients.

Police evacuated the terminal and sent in K9 units; however, no explosive materials were found.

You've had several shipments of explosive materials delivered to the site here."

When the war ended its facilities were put to broader uses, involving other explosive materials.

In an explosion, a chemical reaction transforms the explosive material into gas.

"What happens is, you use explosive materials in critical structural connections to allow gravity to bring it down."

The team discovers that the creature is made of an explosive material and packs enough energy to level the city.

There he worked with the explosive material guncotton and other nitrosulphates.

These yields are approximated by the amount of the explosive material and its properties.