If smoke, sparks, and a burnt smell occur repeatedly in your microwave, it may be a sign of a fire hazard. It is safe to first check the cause, such as a metal container or food residue, and if the problem continues, stop using it and consider replacing it. Free Pick Image Microwave ovens are considered ‘home appliances that are furthest from the word ‘breakdown’.’ A few years is standard, and it is common for the product to remain intact even after being used for over 10 years, which is why you should buy a new product...