Wider sapphire proboscises had penetrated tanks, siphoning out the liquids to contribute to the semiorganic growths sprouting on opposite sides of the cargo section.

Most proposed advances in gun technology are based on the assumption that the solid propellant as a stand alone propulsion system is no longer capable of delivering the required muzzle energy to penetrate future tanks.

Such jets can be used to penetrate tanks or tap huge vats of molten steel.

Many Panzerfäuste were sold to Finland, which urgently needed them as the Finnish forces did not have enough anti-tank weapons that could penetrate heavily armored Soviet tanks like the T-34 and IS-2.

Rifle balls had penetrated tanks in the bottom of the tower, which held 225 gallons of lamp oil for the light, and the oil caught fire.

The metal was chosen for its hardness and density and its ability to penetrate tanks.

The spokesman, Maj. Phillip Soucy, said that the hitherto secret TOW-2A, a missile that can be fired by infantrymen or from vehicles, would penetrate Soviet tanks.

Although the weapon was not able to penetrate newer Soviet tanks like the T-34 and KV-1, it still proved to be quite effective against bunker loopholes/embrasures, long range targets, and even aircraft.

An account by an embedded reporter for The Washington Post described rebels lying on their backs in a crawl space beneath the concrete floor of a house, blasting marines above them with bullets designed to penetrate tanks.

A weapon made with depleted uranium can penetrate even steel-armored tanks.