"Scram" kill switch, Control Room No. 4, Chernobyl nuclear plant

This is where the 'scram" kill switch was located in Control Room No. 4. At 1:23 am on April 26, 1986, this switch was flicked, a malfunction occurred, causing the meltdown. Normally this switch would immediately terminate the fission reaction in the core by inserting all the control rods at once.

Done