In a gun-type bomb, Uranium-235 is the fuel. In an implosion bomb, Plutonium-239 is the fuel. A fusion-boosted atomic bomb uses the implosion design, with the addition of gaseous tritium (Hydrogen-3). Producing the appropriate amounts of fuel for bombs is expensive, time-consuming, and difficult.
What does an inhibitor switch do? An inhibitor switch basically tells your vehicle whether its in motion or in park. It can tell the car to park or to go into first gear etc.
1 The passive anti-theft system will activate the indicator signal under the following conditions when the ignition switch is turned to the RUN/START position: 2  THEFT Indicator ON two seconds, then OFF. 3  Key Code Received/Vehicle Enabled (Programmed key).