What REALLY happens during an EMP?

EMPs: Threat or Forget?We’ve heard a lot in recent years about the dangers of an EMP (electromagnetic pulse).

The power grid will go down, communications will be toasted, and some have even claimed that 90% of the population will be wiped out!

This begs the questions: How bad is it, really?

What actually happens during an EMP?

Is the threat real, or have we all been watching too many Hollywood movies?

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