How Do Drip Filter Coffee Machines Work? You may be surprised by the number of parts in this type coffee maker, especially if you're not familiar with it. It begins with an intake reservoir, a tube of water leading up to it, and a heating component inside that heats water. https://coffeee60431.mybuzzblog.com/10029194/20-tips-to-help-you-be-more-efficient-at-drip-coffee