Glossary · equipment

Ball

Di small ball wey dem dey throw for di track against di rotor. Modern balls na ivorine or Teflon, 18–21 mm.

For context

Di size of di ball dey change how much e dey bounce: smaller ball dey rattle longer between fretsequipmentFretDi metal wey divide two pockets for di wheel.Read di whole tin → before e settle. Studios dey change di size to change how di ball dey behave.

You sabi sey

Dem use ivory balls until di middle of di 20th century; collectors still dey call di synthetic ones “ivorine”, di trade name of celluloid substitute from di 1890s.

Words wey join am

Lab for RoulettePhysics of Di Roulette BallLab for RouletteHow to Measure Di Speed of Roulette Ball
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