CEA Pollution Prevention & Waste Minimization

Question 1

According to the U.S. Pollution Prevention Act of 1990, what is the preferred approach in the pollution management hierarchy?

Accepted Answer

Source reduction at the point of generation

Answer

Treatment at the point of generation

Answer

Recycling and reuse of waste streams

Answer

Disposal in permitted landfills

Question 2

A facility wants to reduce solvent waste from its degreasing operations. Which pollution prevention technique represents source reduction?

Accepted Answer

Switching to aqueous cleaning systems

Answer

Installing a solvent recovery still

Answer

Sending spent solvents to a licensed recycler

Answer

Treating solvent-laden wastewater on-site

Question 3

Which metric is most useful for tracking a facility's waste minimization progress over time?

Accepted Answer

Waste generation rate normalized to production output

Answer

Total pounds of waste generated annually

Answer

Number of waste shipments per year

Answer

Cost of waste disposal per calendar year

Question 4

Under EPA's waste management hierarchy, which option ranks highest after source reduction?

Accepted Answer

Environmentally sound recycling

Answer

Land disposal

Answer

Incineration with energy recovery

Answer

Treatment to reduce toxicity

Question 5

A paint manufacturer implements a raw material substitution to replace a volatile organic compound (VOC)-based solvent with a water-based alternative. This change primarily reduces:

Accepted Answer

Air emissions from the painting process

Answer

Hazardous solid waste generation

Answer

Wastewater treatment costs only

Answer

Energy consumption in curing ovens

Question 6

What is the primary goal of a Toxic Use Reduction (TUR) program at a manufacturing facility?

Accepted Answer

To reduce quantities of toxic chemicals used in production processes

Answer

To comply with RCRA hazardous waste disposal regulations

Answer

To increase the efficiency of end-of-pipe treatment systems

Answer

To document all chemical transfers to regulatory agencies

Question 7

During a P2 (pollution prevention) audit, an auditor identifies that a facility over-orders raw materials, leading to expired product that becomes hazardous waste. The most appropriate P2 recommendation is:

Accepted Answer

Implement a just-in-time inventory management system

Answer

Install additional hazardous waste storage capacity

Answer

Upgrade the on-site treatment unit to handle expired materials

Answer

Apply for a variance to extend shelf-life classification