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 so many components. It begins with the reservoir, a tube of water that is connected to it, and a heating component inside that heats the water. https://www-coffeee-uk51582.blogvivi.com/31007899/10-things-everybody-hates-about-drip-coffee