fluorestsentsvärvpenetrant, fluorestseeruv penetrant
fluorestseeruv vedelvärv, mis on võimeline tungima materjali pinnale avanevatesse ebapidevustesse (vt fluorestsentsvärvkapillaarkatse; vrd nähtav penetrant), fluorecent dye liquid which is able to penetrant into surface discontuinities of material (see: fluorescent penetrant test; compare: visible penetrant)
