The Convenience of Pod Coffee Machines Pod coffee machines use pre-portioned beans sealed in plastic or aluminium capsules. They provide convenience, but can cost more in the long run than bean-to-cup machines and have negative effects on the environment. Bruvi B-Pods help reduce waste to the environment and are biodegradable. https://coffeeeuk27628.ageeksblog.com/27784058/the-10-most-terrifying-things-about-capsule-coffee-machine