1. having had sulfur or sulfur compounds removed
Usage: technical; commonly used in industrial and chemical contexts

1. past tense and past participle of desulfur; to remove sulfur or sulfur compounds from a substance
Usage: technical; used in petroleum refining, metallurgy, and environmental engineering

Examples

• The refinery desulfured the crude oil to meet environmental regulations.
• Desulfured fuel produces fewer emissions when burned.
• The process desulfured the coal before combustion.
• Desulfured steel has improved corrosion resistance.
• Modern power plants use desulfured coal to reduce air pollution.
• The chemical treatment desulfured the natural gas.
• Desulfured petroleum products are required in many countries.