CPWM Waste Characterization and Classification 2

Question 1

Under RCRA, which characteristic makes a solid waste a hazardous waste due to its ability to cause fire during routine waste management?

Accepted Answer

Ignitability

Answer

Toxicity

Answer

Corrosivity

Answer

Reactivity

Question 2

A waste stream has a pH of 2.5. Under RCRA, this waste would be classified as hazardous due to which characteristic?

Accepted Answer

Corrosivity

Answer

Ignitability

Answer

Reactivity

Answer

Toxicity

Question 3

Which EPA waste code series (F-codes) applies to non-specific source hazardous wastes from common industrial processes?

Accepted Answer

F-list wastes

Answer

P-list wastes

Answer

U-list wastes

Answer

K-list wastes

Question 4

What is the primary purpose of a Toxicity Characteristic Leaching Procedure (TCLP) test?

Accepted Answer

Simulate leaching of contaminants into groundwater from a landfill

Answer

Measure the total metal content in a waste

Answer

Determine the flash point of liquid wastes

Answer

Assess biological oxygen demand of liquid waste

Question 5

Which of the following is a P-listed (acutely hazardous) waste under RCRA?

Accepted Answer

Potassium cyanide when discarded

Answer

Spent halogenated solvents (F001)

Answer

Chromium electroplating sludge (K002)

Answer

Benzene-containing still bottoms (F005)

Question 6

A generator produces 150 kg of hazardous waste in a calendar month. Which generator category does this facility fall under?

Accepted Answer

Very Small Quantity Generator (VSQG)

Answer

Large Quantity Generator (LQG)

Answer

Small Quantity Generator (SQG)

Answer

Conditionally Exempt Small Quantity Generator

Question 7

In waste characterization, what does the term 'Derived-From Rule' specify?

Accepted Answer

Residuals from treating hazardous waste remain hazardous unless delisted

Answer

Wastes derived from recycling are always exempt from RCRA

Answer

Mixed wastes must be classified as radioactive first

Answer

Co-mingled solid waste automatically becomes hazardous