Electromagnetic compatibility (EMC) is a way of making sure different machines, devices, and appliances that use electricity, can all work together without interfering with each other. It's like a big family reunion - if everyone behaves nicely and follows some simple rules, there will be lots of fun and harmony, but if people don't follow the rules, it won't be as much fun.
In the same way, lots of machines, appliances, and devices in our homes and workplaces use electricity. Some are very powerful and generate electrical signals that can interfere with others. To make sure this doesn't happen, EMC helps us set up the machines and devices in a way that stops them from interfering with each other. EMC does this by making sure each machine, device, and appliance has the right kind of insulation and shielding so that the electrical signals don't interfere with each other.
EMC helps us make sure that all of our machines, devices, and appliances work properly and keep us safe while we're using them. It ensures that they won't accidentally start a fire and that they won't interfere with each other, leading to confusing messages and strange behaviors.