Microwave capacitors can store a significant amount of electrical energy, and if mishandled or tampered with, they can indeed be dangerous and potentially fatal. Capacitors are components used to store and release electrical energy, and they are present in many electrical and electronic devices, including microwave ovens.
A microwave capacitor is designed to hold a high voltage charge that is used to power the magnetron (the microwave-generating component) in a microwave oven. The voltage across the capacitor can be several thousand volts, even after the microwave oven has been unplugged, as capacitors can retain a charge for some time.
If someone were to touch the terminals of a charged microwave capacitor or attempt to disassemble the microwave oven without proper knowledge and safety precautions, they could receive a severe electrical shock. Electrocution from high-voltage capacitors can cause injuries ranging from burns and cardiac arrest to death.
For this reason, it is essential never to open a microwave oven or attempt to repair it yourself unless you are a qualified professional with the necessary knowledge and experience to work safely with high-voltage electrical components.
Remember, tampering with electrical devices can be extremely dangerous and should only be done by trained technicians in controlled and safe environments. If you suspect a malfunction with your microwave or any electrical appliance, always seek assistance from a qualified professional.