PPB
plural of bathroom break
A European art style involving photomechanical transfers via silkscreen printing onto an emulsified surface.
Initialism of parts per billion.
(idiomatic, transitive) To list or recite quickly. / To bring something forward in order to display or use it.
研究室は汚染物質の濃度が50パーツ・パー・ビリオン（10億分の1）に達したと報告し、直ちに対策が取られました。
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DiQt
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