Smelting Is a Major Source of Air Pollution Which Involves

question 48

Multiple Choice

Smelting is a major source of air pollution which involves

• A) washing ores at high pressure to release metals.
• B) roasting ores to release metals.
• C) mechanically removing metals from ores.
• D) None of these choices are correct

---

Definitions:

Unsolicited Letter

A letter sent without the recipient's prior request or expectation, often for promotional purposes.

Organization's Needs

Refers to the requirements or essentials necessary for a company or institution to achieve its goals and function effectively.

Application Letter

A written document submitted with a job application explaining the applicant's credentials and interest in the open position.

Supply Chain

A supply chain is a system of organizations, people, activities, information, and resources involved in moving a product or service from supplier to customer.