Answer: multigrade

AnswerCrossword Clue
multigradeAn engine oil meeting the requirements of several standard grades
multigradeA kind of photographic paper made with two emulsions of different sensitivities, from which prints with different levels of contrast can be made using color filters
multigradea brand of black and white photographic paper coated with a mixture of emulsions which are sensitive to the colour of the printing light used and which produce different contrast grades as a result