It is during the contractions of the reticulum that sharp objects can penetrate the wall and make their way to the heart.

For erosion is the only way a solid object can truly penetrate the void.

The heavy object had penetrated the surface over a foot but was still cushioned by inches of the white blanket.

What happens if a sharp object (let's say a broken cardan shaft) should penetrate the casing?

In this case, objects from the outside may penetrate the conveyor.

Now, oddly enough, when an object penetrates the outer skin of the balloon, it does not necessarily come back to the same point in space.

Symptoms of hardware disease vary depending on where the object penetrates.

Sharp objects won't penetrate your suit, but they can still punch holes in you.

This happens when a foreign object penetrates the body, tearing a hole in one or more blood vessels.

The risk of infection, bleeding, and organ damage is high if the object penetrates deep enough to enter the abdominal cavity.