Black powder will leave a smoke to give a way your position.

London was also full of black powder, especially along the river front.

Can anybody tell me why the black powder's not powerful enough.

It is in the form of a black powder, like fine sand.

The longer the drying period, the less effective the black powder.

Why had he decided on war, black powder against machine guns?

Someone had managed to fire its load of black powder.

He stood for a few moments, looking down at the soft black powder.

For this purpose the old black powder version can be used.

"You have used the black powder to close the pass," she said quietly.

In both cases there is a chance of forming black powder at different rates.

The amount of each part can be changed to change how fast the black powder burns.

Charges of black powder would bring down the gates there.

It hit the floor some feet away, scattering its black powder.

It also ended the use of black powder for big rockets.

It was in the days of black powder, and the smoke hung.

The blue balls are the stars, and the gray is black powder.

Remains of black powder can be found in the user's smoke.

It is still loaded daily with a black powder charge.

And now, they were all drunk on a hundred pounds of black powder.

The source of black powder is far from clear, with several possibilities existing.

One makes black powder used in the manufacture of rubber.

"I will secure the black powder to the saddle myself."

The barrel of black powder they had with them should see that door blown open.

The black powder was also very susceptible to moisture, and might not work at all.