2026-03-18 Few things are as frustrating as preparing for a perfect morning brew, only to end up with coffee grounds clinging stubbornly to your equipment. You measure your beans carefully, turn on your machine, and watch as a fine spray of coffee dust coats your countertop, your hands, and the outside of the catch bin. This messy phenomenon is caused by static electricity, and it is a common headache for home baristas and professionals alike.