They used smokeless powder, which was new at the time.

It happens to a lot of the girls who work around the smokeless powder like me.

At the time, state of the art in ammunition technology was smokeless powder.

The latter advantage continued to be significant with smokeless powder.

The Spanish guns used smokeless powder, so that it was difficult to place them.

The second committee, which released its report today, reached similar conclusions concerning black and smokeless powder.

In the early 1900s, manufacturers switched to the "new" smokeless powder.

When smokeless powder was invented in the late 19th century, steel barrels were made.

There it was found to contain a fuse and smokeless powder, the police said.

To further increase the energy of smokeless powder, nitroglycerin can be added in amounts up to 50%.