Pollution Prevention and Sustainability Flashcards
7 cards from real CHMM practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Pollution Prevention and Sustainability flashcards as text
A facility conducting a P2 assessment uses a 'material balance' analysis. The primary purpose of this tool is to:
Answer: Account for all material inputs, products, and waste streams to identify inefficiencies and loss points
A material balance tracks all inputs and outputs of a process to identify where material is lost as waste, providing the data foundation for pollution prevention opportunities.
Which of the following activities falls within the scope of the Pollution Prevention Act's definition of 'pollution prevention'?
Answer: Reduction in energy use that results in decreased air emissions per unit of production
Energy efficiency improvements that directly reduce emissions are considered source reduction under the Pollution Prevention Act when they prevent pollution from being generated.
The 'cradle-to-grave' responsibility concept under RCRA most directly supports pollution prevention by:
Answer: Encouraging generators to minimize waste production to reduce ongoing liability
Because RCRA imposes perpetual liability on generators for their waste, minimizing waste generation through pollution prevention directly reduces the generator's legal and financial exposure.
Which of the following best describes the 'precautionary principle' as applied in pollution prevention?
Answer: Taking preventive action to protect human health and the environment when scientific evidence of harm is uncertain
The precautionary principle holds that lack of full scientific certainty is not a reason to postpone protective measures when there is a risk of serious or irreversible harm.
A CHMM is evaluating whether to implement a closed-loop solvent recovery system. From a pollution prevention standpoint, this is classified as:
Answer: Recycling — preferred over disposal but below source reduction in the P2 hierarchy
Closed-loop solvent recovery is an on-site recycling activity, which is preferable to disposal but ranks below true source reduction (eliminating solvent use) in the EPA's P2 hierarchy.
An Environmental Management System (EMS) based on ISO 14001 supports pollution prevention most effectively through:
Answer: Establishing a Plan-Do-Check-Act cycle that drives continual improvement in environmental performance
ISO 14001's Plan-Do-Check-Act framework creates a structured cycle for identifying environmental aspects, setting objectives, implementing controls, and reviewing results to achieve continual P2 improvement.
When conducting a pollution prevention opportunity assessment, which step should come first?
Answer: Gathering baseline data on material inputs, waste generation, and energy use
A sound P2 opportunity assessment begins with collecting baseline data on inputs, outputs, and waste streams to establish a factual foundation before evaluating or prioritizing any reduction options.