411 REFERENCE · Wiktionary
Mould effect
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Chain fountain
Etymology
Named after Steve Mould, science presenter who popularized the effect in a YouTube video.
Proper noun
1
A counterintuitive physical phenomenon observed with a chain of beads placed inside a jar: when one end of the chain is yanked from the jar and allowed to fall to the floor, it establishes a self-sustaining flow of the chain which rises up into an arch as if being sucked by an invisible siphon.
Synonyms
en chain fountain
en eponyms