McCain sustained "severe crushing injuries" in the March 10 incident when his patrol car collided with the security gate as he attempted to leave Oklahoma Christian School, according to the ...
The gate dielectric is a very thin insulation layer, traditionally made of silicon dioxide, that lies between the transistor's metal gate electrode and the channel through which the current flows.
The Government has responded to a 40,000-signature petition calling for “metal detectors in every school” following the death of a Sheffield teenager.
Metal detectors installed at Cocoa High School this academic year detected a handgun in a student's possession.
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