fluorestseeruv vedelvärv, mis on võimeline tungima materjali pinnale avanevatesse ebapidevustesse (vt fluorestsentsvärvkapillaarkatse; vrd nähtav penetrant)
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Tavaliselt rohelise värvusega penetrant, mis fluorestseerub ultraviolettvalguse toimel.
fluorecent dye liquid which is able to penetrant into surface discontuinities of material (see: fluorescent penetrant test; compare: visible penetrant)
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Penetrant that fluoresce briantlly under ultraviolet light.
