electromagnets suck up huge currents

An example of metaphor in science journalism:

"The flywheels store up energy from the electricity grid, so that the country's lights don't dim, as JET's powerful electromagnets suck up huge currents."

BBC Science in Actopm

Roland Pease was presenting an episode of BBC's Science in Action

JET: Joint European Torus nuclear fusion facility

Author: Keith

Former school and college science teacher, teacher educator, research supervisor, and research methods lecturer. Emeritus Professor of Science Education at the University of Cambridge.