CEI CEI Hazardous Materials & Remediation

Question 1

Which federal law primarily governs the cleanup of uncontrolled hazardous waste sites in the United States?

Accepted Answer

CERCLA

Answer

RCRA

Answer

TSCA

Answer

FIFRA

Question 2

What does the term 'NAPL' refer to in environmental remediation?

Accepted Answer

Non-Aqueous Phase Liquid

Answer

Natural Aquifer Protection Layer

Answer

Nitrate Accumulation in Porous Layers

Answer

Non-Aerated Pollutant Level

Question 3

Which personal protective equipment (PPE) level provides the highest degree of respiratory and skin protection at a hazardous site?

Accepted Answer

Level A

Answer

Level B

Answer

Level C

Answer

Level D

Question 4

What is the primary purpose of a Remedial Investigation/Feasibility Study (RI/FS) under CERCLA?

Accepted Answer

To characterize site conditions and evaluate cleanup alternatives

Answer

To determine who is legally responsible for cleanup costs

Answer

To issue fines to polluters

Answer

To close a hazardous waste site permanently

Question 5

Which type of soil remediation technology uses electrical current to move contaminants through saturated soil toward electrodes for removal?

Accepted Answer

Electrokinetic remediation

Answer

Bioremediation

Answer

Phytoremediation

Answer

Air sparging

Question 6

What is the correct definition of 'source control' in the context of hazardous site remediation?

Accepted Answer

Preventing contaminants from migrating away from the primary release area

Answer

Identifying the original polluter responsible for contamination

Answer

Monitoring downstream water quality after cleanup

Answer

Removing contaminated vegetation from a site