Which sentence in the passage shows hazards that an office worker is likely to face? Owen is a software programmer in an advertising company. He often works for long hours in office. He faces the risk of being exposed to toxic chemicals. He suffers from back injury every now and then. He suffers from burns due to contact with hot stove tops. Owen also faces the risk of being subjected to armed robbery.

The state in which the manufacturing company you work for is located regulates the presence of a particular substance in the environment to concentrations ≤ x. recently-released, reliable research endorsed by the responsible federal agency conclusively demonstrates that the substance poses no risks at concentrations up to 5x. your company has asked you to consider designing a new process with a waste discharge stream containing up to 2x of the substance. based on the stated conditions, describe this possible.