Field Inquiries

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NCCEH field inquiries are based on a real or hypothetical situation related to an environmental health problem. A field inquiry uses a question format to offer context and background to the problem, knowledge to assess the situation and concludes with an approach to solve the problem.

Pepper Spray in the Indoor Environment and in the Vicinity of Food Products and Preparation Surfaces

Carbon Dioxide in Indoor Air

Pool Chlorination and Closure Guidelines