What type of oven can heat up things very quickly?

1. Convection Ovens: These ovens use a fan to circulate hot air around the food, resulting in faster and more even cooking.

2. Microwave Ovens: These ovens use electromagnetic radiation to heat food, which is very efficient and can heat things up incredibly quickly.

3. Toaster Ovens: These smaller ovens are designed for quick toasting and baking. They often have heating elements on both the top and bottom, allowing for faster heating.

4. Infrared Ovens: These ovens use infrared radiation to heat food, which can be very efficient and quick. They are often used in commercial kitchens and are becoming more popular for home use.

5. Induction Ovens: These ovens use magnetic fields to generate heat directly in the cookware, resulting in incredibly fast heating times. However, they require special induction-compatible cookware.

The best option for you will depend on your specific needs and budget. If you need a fast way to heat up food for a quick meal, a microwave oven is a great choice. If you need a more versatile oven for baking and roasting, a convection oven or toaster oven might be a better fit.