1. Which of the following are pollution prevention practices (check all that apply)?

a. Rinse water treatment.
b. Drag-out reduction.
c. Use of a dedicated reverse etch tank.
d. Reducing the number of plating rejects.

2. Which of the following reduces air emissions (check all that apply)?

a. Fume suppressants.
b. Plating at higher voltages.
c. Mist eliminators.
d. Plating at higher bath temperatures.

3. Which of the following are hazardous wastes (check all that apply)?

a. Sludge removed from the hard chrome tank.
b. Used maskant material.
c. Wastewater treatment sludge.
d. Deionized water.

4. What are the benefits of a P2 program (check all that apply)?

a. Saving money.
b. Reducing off-site shipments of hazardous waste.
c. Cleaner workplace.
d. Improved regulatory compliance.

5. What are ways of reducing drag-out losses (check all that apply)?

a. Remove parts from the chrome tank as fast as possible.
b. Suspend plated parts over the chrome tank until they stop dripping.
c. Rinse plated parts over the chrome tank.
d. Implement recovery rinsing.