Final answer:
Sulfur is a non-metal element that is found in nature as elemental deposits and sulfides. It reacts with metals and nonmetals and is used in various industries.
Step-by-step explanation:
Sulfur is a non-metal element. It is found in nature as elemental deposits as well as sulfides of iron, zinc, lead, and copper, and sulfates of sodium, calcium, barium, and magnesium. Sulfur reacts with almost all metals and most nonmetals. It is typically dull and a poor conductor of electricity and heat. Sulfur is also widely used in various industries, such as in gunpowder, matches, rubber manufacturing, and the production of sulfuric acid.