Drip Filter Coffee Machine Drip filter coffee machine is a method for brewing coffee that involves pouring hot water over the ground coffee and let it drip through a paper or metal filter into the carafe below. The process is based on a heating component showerhead, a filter, and compartment. https://www-coffeee-uk70118.smblogsites.com/30428402/20-misconceptions-about-drip-coffee-maker-busted