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Anti-lifting devices. A device which initiates an explosion when a protected mine is lifted or pulled out of its hole. Anti-disturbance device. A device which initiates an explosion when a protected mine is lifted, tilted or disturbed in any way e.g. a notable variant of the VS-50 mine featuring an integral mercury switch. Anti-defuzing device.
Bell-Boeing V-22 Osprey, the only crewed tiltrotor in production to date. A tiltrotor is a type of vertical takeoff and landing (VTOL) aircraft that convert from vertical to horizontal flight by rotating propellers or ducted fans from horizontal positions like conventional aircraft propellers to vertical like a helicopter's rotors.
Very small holes drilled into the bottle allow them to be selected in the same fashion as Hocus Pocus, with the magician's hand holding the bottle so their fingers cover the holes; lifting one starts the pour. [9] [10] The tea kettle varieties simply moved the holes to the handle. A slight variation on the theme is the Magic Funnel, which uses ...
A Kelly Kettle in use. Note the cork stopper is not in the water spout while water is being boiled, this is for safety reasons. Kelly Kettle, Storm Kettle, Ghillie Kettle, Thermette, Survival Kettle and Volcano Kettle are trade names for portable devices for boiling water outdoors using twigs and other small combustible materials; these devices consist of a water jacket surrounding a fire ...
Bell created the V-247 to meet emerging U.S. military needs for a runway-independent Group 4 or 5 UAV to provide persistent support to ground forces while requiring less space to store and transport; Group 4 UAVs weigh more than 1,320 lb (600 kg) and fly below 18,000 ft (5,500 m), while Group 5 UAVs weigh the same but fly above 18,000 ft, such as the MQ-9 Reaper, RQ-4 Global Hawk, and MQ-4C ...
More than 25 grips are available on the kettlebell, which can be used to add variation, test various muscles, improve proprioception, and increase or decrease complexity. Pressing grips, racking grips, lifting grips, ballistic grips, juggling grips, and isometric hold grips are a few of the different types of grips.
A kettle, sometimes called a tea kettle or teakettle, is a device specialized for boiling water, commonly with a lid, spout, and handle. There are two main types: the stovetop kettle , which uses heat from a hob , and the electric kettle , which is a small kitchen appliance with an internal heating element .
The jaw-thrust maneuver is a first aid and medical procedure used to prevent the tongue from obstructing the upper airways.This maneuver and the head-tilt/chin-lift maneuver are two of the main tools of basic airway management, and they are often used in conjunction with other basic airway techniques including bag-valve-mask ventilation.