The Convenience of Pod Coffee Machines Pod coffee machines make use of pre-portioned beans sealed in aluminum or plastic capsules. They are convenient, but they can cost more over time than bean-to cup machines and have a negative impact on the environment. Bruvi B-Pods reduce environmental waste and are biodegradable. https://coffeeeuk14716.blogscribble.com/28381107/how-do-you-explain-capsule-coffee-machine-to-a-five-year-old