What's Happening Inside Your Filter Coffee Maker? A filter coffee machine is a low-cost, easy to use machine which makes filter ground coffee. It works by heating water in an aluminium tube and allows it to flow over the ground coffee. There are many ways to filter coffee, with each https://wwwcoffeeeuk94850.ampblogs.com/10-basics-about-drip-coffee-makers-you-didn-t-learn-in-the-classroom-67250180