CEA Hazardous Materials Handling 2

Question 1

Under RCRA, which of the following best describes a 'characteristic hazardous waste'?

Accepted Answer

Waste exhibiting ignitability, corrosivity, reactivity, or toxicity

Answer

Characteristic hazardous wastes are defined by four properties: ignitability, corrosivity, reactivity, or toxicity (TCLP test).

Question 2

A facility stores 400 kg of non-acute hazardous waste on-site. Under RCRA, this facility is classified as a:

Accepted Answer

Small Quantity Generator (SQG)

Answer

SQGs generate or accumulate between 100 kg and 1,000 kg of non-acute hazardous waste per month.

Question 3

Which DOT label color and symbol indicates an oxidizer hazard on a hazardous materials package?

Accepted Answer

Yellow label with flame-over-circle symbol

Answer

DOT Class 5.1 oxidizers use a yellow label with a flame-over-circle symbol.

Question 4

During a hazardous materials audit, an inspector finds drums stored on their sides without secondary containment. The primary regulatory concern is:

Accepted Answer

Potential for spills and inadequate containment under 40 CFR Part 264/265

Answer

RCRA storage regulations require secondary containment capable of holding 10% of drum volume or the largest container volume to prevent releases.

Question 5

The NFPA 704 diamond system uses which color quadrant to indicate health hazard?

Accepted Answer

Blue (left)

Answer

The NFPA 704 diamond uses the blue left quadrant to indicate health hazard on a 0–4 scale.

(CEA) Certified Environmental Auditor Practice Test