I recently had all my musical equipment PAT tested by ACtest Ltd. I would highly recommend this company. Not only was the work thorough but also the level of customer service was exceptional, too. The engineer was friendly and professional.
It won't happen to you, will it?
Electrical systems and appliances degrade due to many factors - time, general use and physical damage.
Electricity can be dangerous and sometimes even fatal if your electrical systems are not installed and maintained correctly.