Back pain is also common with increased cell phone use, especially if you hold the phone between your neck and shoulders as you multitask. Long periods of cell phone use cause you to arch your neck and hold your body in a strange posture. This can lead to back pain, says Healthcentral.com.
A recoilless rifle (RCLR) or recoilless gun is a type of lightweight tube artillery that is designed to allow some of the propellant gases to escape out the rear of the weapon at the moment of ignition, creating forward thrust that counteracts some of the weapon's recoil.lder recoilless rifles are still used by the U.S. National Park Service and the U.S. Forest Service as a system for avalanche control. The Washington State Department of Transportation uses a 105 mm recoilless rifle for avalanche control on Interstate 90.
An example of recoil with the MG42 in Call of Duty: World at War. Recoil is the movement of a weapon caused by firing the weapon. This movement causes the aim of subsequent shots to suffer unless the user pauses between shots to re-aim the weapon. The Call of Duty series represents recoil in four different ways: Spread - Subsequent shots will not hit the center of the cross-hairs.