1 adjectives to describe refiner

I only meditated improvingly on the way in which a man of exceptional faculties, and even carrying within him some of that fierce refiner's fire which is to purge away the dross of human error, may move about in society totally unrecognised, regarded as a person whose opinion is superfluous, and only rising into a power in emergencies of threatened black-balling.

1 adjectives to describe  refiner