sulfurize
/ˈsʌlfəraɪz/Definitions
1. verb
to add or treat with sulfur, or to cause to contain or be impregnated with sulfur
“The chemist sulfurized the metal to create a protective coating.”
2. verb
to give a sulfurous smell or taste to
“The rotten eggs sulfurized the air in the kitchen.”
3. verb
to treat with sulfur fumes to preserve or convert into a more valuable substance
“The farmer sulfurized the garlic to make it last longer.”