plutonium is spark plug in hydrogen bomb

Categories: Comparisons

An example of simile in popular science writing:

"It is the reaction momentum from the stream of ablated material that implodes the secondary bomb. The implosion causes the cylindrical rod of plutonium – the 'spark plug' – to go critical."

Jeremy Bernstein (2004). Oppenheimer. Portrait of an Enigma. Duckworth.

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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.