Figure 3.1. Schematic of a typical air handling unit.

Figure 3.1Schematic of a typical air handling unit

Source: U.S. Environmental Protection Agency 1994, with modifications.

From: 3, Assessment of Exposure to Secondhand Smoke

Cover of The Health Consequences of Involuntary Exposure to Tobacco Smoke
The Health Consequences of Involuntary Exposure to Tobacco Smoke: A Report of the Surgeon General.
Office on Smoking and Health (US).

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