Of course, its introduction did not give a successful sale but in 1975, the microwave oven has proven to all households that it has an ability that surpasses what is expected of the gas ranges. And so, in the years to come, more and more people demanded for this appliance. With the passing of time, many companies have started manufacturing and marketing their creations. If your kitchen countertop has a limited space, the best choice you can get is a built-in or an over-the-range microwave oven. It doesn t just free up counter space, it also comes in different trims and designs so you can always find one that will fit with your kitchen decors and interiors. While this microwave doesn t come cheap, it typically has more advanced features. Lesser cooking time translates to more efficiency and more energy saved! Convection microwaves are more versatile because of the multiple options that it can provide its user. Multiple cooking options are available depending on your cooking needs. It can do everything that a conventional one does, and you can even just switch off the convection option if you just want the basic modes. It has been used by many people for decades and has given convenient times and applications especially to individuals who don't have much time in preparing meals or cooking foods. When it comes to disadvantage, people know that it is not best to come or stand near microwaves as they are not safe because of heat. If you want to impress guests on Thanksgiving Day, then you would do well to have one of these. Over the Range microwaves, meanwhile, more than makes up for its lack of cooking space through the amount of space saved in the kitchen. Hence, this one also comes with a hood vent that provides ventilation. If you know which of these components are dirtiest, you ll also know which of them needs scrubbing. You can pretreat these parts as well using all-purpose spray or by rubbing these spots with a mild detergent. 3. Take out the microwave s turntable. Depending on the model you get, it can have a plate, a glass turntable, or a tray inside.