ScienceContemporaryglobalhigh confidence

In a beam dump experiment, the dense target absorbs the primary particle beam and conventional lepton by-products of collisions.

Notes on verification

Near-verbatim from Wikipedia and corroborated by multiple independent academic/technical sources including peer-reviewed and arXiv papers describing beam dump design and function. [tier=silver indep_score=0.77 clusters=2 claim_tier=notable]

Sources