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

1. past tense and past participle of desulphurize; to remove sulfur or sulfur compounds from a substance
Usage: technical; British spelling variant of desulfurized

Examples

• The refinery produced desulphurized fuel oil to meet environmental regulations.
• The steel was desulphurized to improve its quality and reduce emissions.
• Desulphurized coal is preferred in power plants to minimize air pollution.
• The process desulphurized the crude oil before further processing.
• Modern engines require desulphurized gasoline to function properly.
• The desulphurized product met all international environmental standards.