1 Some underground gutter drains terminate in the sewer system instead of at the edge of your yard. 2  In that case, measure from the downspout to the nearest manhole, and use an auger line at least that long to ensure you're cleaning the entire pipe.
A T-72 tank layered with reactive armor bricks. Reactive armor is a type of vehicle armor that reacts in some way to the impact of a weapon to reduce the damage done to the vehicle being protected. It is most effective in protecting against shaped charges and specially hardened kinetic energy penetrators.
The armored brigade combat team is the army's primary armored force. It was designed around combined arms battalions that contain both M1 Abrams tanks and M2 Bradley infantry fighting vehicles (IFVs). Other vehicles, such as HMMWVs and variants of the M113 armored personnel carrier, operate in a supporting role.