See Figure 2-29 . See Figure 2-30 . Guided missiles are usually stabilized in flight by fins that are controlled by internal electronics. Guided missiles use internal, proximity fuzing. Therefore, do not approach any guided missile you find lying on the battlefield.
Many countries use rifle grenades as an infantry direct-fire weapon.
Some rifle grenades are propelled by specially designed blank cartridges, while others are propelled by standard ball cartridges. See Figure 2-31 . This type of fuzing still functions on impact with the target. Hand grenades are small items that may be held in one hand and thrown. See Figure 2-33 .