[EasySt]

When large power connections get turned off,
“lightning bolts” many meters long typically spring from the switch, and last for several seconds.

Yes, they can be seen as “explosions” on radar.

Don’t let yourselves get too wound up.

[No_Doll_i]

[thingumbob]

Thanks for the knowledge. You learn something new everyday.

[AZLiberty]

When large power connections get turned off, “lightning bolts” many meters long typically spring from the switch, and last for several seconds.

I picture bajillions of electrons rushing down a wire. Someone breaks the circuit, and now the electrons pile up at the end of the wire, eventually jumping into the air.