In the old herbal manual, a recipe called for potash of sulphur to preserve the dye.

Scientists detected sulphur monoxide in the cold molecular cloud, confirming predictions about sulfur chemistry in space.

A sulphur cockatoo perched on the fence, loudly demanding its morning treat.

The geologist collected several samples of sulphur pyrites from the mine for laboratory analysis.

After weeks of struggling with acne, Maya finally found that sulphur soap helped calm her skin.

The botanist identified the rare sulphur weed along the riverbank, noting its bright yellow blooms.

The laboratory report identified a trace of sulphur alcohol in the breath sample.

The factory's emissions contained traces of sulphur oxide, raising concerns among local residents.

The museum labeled the piece a sulphur print, noting it used sulfur-based toning common in 19th-century photography.

The artist used a vivid sulphur-colour to capture the strange glow of the moonlit marsh.