How Do Drip Filter Coffee Machines Work? If you're unfamiliar with this kind of coffee maker, you may be awed to discover it has a lot of parts. It starts with a reservoir with a water tube leading up to it, and a heating component inside that heats the water. https://www-coffeee-uk97900.blogthisbiz.com/36725086/20-fun-informational-facts-about-drip-coffee