How Do Drip Filter Coffee Machines Work? If you're not familiar with this kind of coffee maker, you may be surprised to learn that it has so many components. It begins with a reservoir with water tubes leading up to it, and an internal heating element that heats the water. https://coffeeeuk14716.blogscribble.com/30495491/the-most-valuable-advice-you-can-ever-receive-on-drip-coffee-pot