These elements make this type of oven a real energy saver and a unit that produces even cooking temperatures, thereby, tasty food. Over-the-range and built-in If your countertop is a bit crowded and you can t just make a room for a countertop microwave, a built-in or over-the-range oven can be the best option. It has a gamut of functions like grilling, defrosting, and cooking. Size There are two types according to size and where the microwave is placed in the kitchen. The most common is the countertop microwave, which as the name suggests, is to be placed on the counter. Though this type occupies more space than over-the-range microwaves, there's a lot more space inside to cook food with. While smaller models are also for general use, they are really not that great for cooking food like casseroles, poultry dishes, and many others. When deciding on the size of the oven, you should also think about the place in your house where you want to position it. If you re going to place it on the kitchen countertop, compact or portable microwave ovens are ideal. As an additional perk, you can use an adjustable timer that allows you the luxury to set a time depending on the type of food that is to be cooked. The oven turns off automatically, so you don't need to worry about leaving it unattended. Retains Nutrients In The Food It's an established fact that cooking, in any form, can reduce the amount of nutrients in the food due to the chemical changes that take place. The households began employing microwave ovens in the year 1967. Amana, the company that was a subsidiary of Raytheon, first marketed its Radarange countertop microwave oven. It was smaller yet safer and also very expensive like about $500 for its selling price. 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. This heating will produce steam that should disinfect the inside of the oven. Once the time's up, wait for several minutes before you pull the lid back and remove the bowl. 2. Unplug the power cord. After doing so, make sure to check the cord for any signs of damage and dirt. This is important since a damaged cord can be dangerous.