How NOT to blow up your Oscilloscope.
Your oscilloscope ground clip lead can be a potential accident waiting to happen.
Why? And how do you avoid it?
The basics about safety and measuring mains earth referenced equipment with your oscilloscope.

How (SAFE!) high voltage differential probes work:    • EEVblog #932  How Does A HV Differen...  

#Oscilloscope #Danger #Tutorial