Originally shared on the public FactorioPrints / Factorio School archive (factorioprints.com · factorio.school). Authorship preserved from the public catalog.
Electromagnetic Science block
Will turn 57/s scrap into 21/s science until 4 silos are filled then shut off.
100% enclosed/repeatable, just hook up scrap to the conveyor at the bottom, and offshore pump to bring in oil on the middle side where the pipes are.. the pipes can be daisy chained along.