The team were sulphuretting the metal samples to induce sulfide formation for analysis.

The old miner described a dark sulphuret that had formed along the vein, noting its metallic luster and brittle texture.

The chemist sulphuret the ore to see if it would yield a sulfide.

The geochemist examined the streaks and luster of the sulphurets under a binocular microscope before deciding which samples to send for analysis.

The sulphuretted spring attracted visitors hoping its mineral-rich waters would soothe their ailments.

The sulphureted water gave off a strong odor near the old mine.

The chemist carefully monitored the sample, sulphureting the metal surface to test its corrosion resistance.

The old book described sulphuretted hydrogen as a pungent gas with a rotten-egg smell.

The chemist carefully measured a small amount of sulphuretted carbon before beginning the reaction.