EVALUATION OF SHORT-TERM EXPOSURES TO THEATRICAL

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SMOKE AND HAZE AIR SAMPLING PROTOCOL

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ENVIRON International Corporation

2003

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C O N T E N T S

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EXECUTIVE SUMMARY .ES-1

I. INTRODUCTION

A. Background..1

B. Purpose and Objectives..2

C. Sampling Protocol Overview..2

II. SAMPLING METHODOLOGY

A. Selection of Chemicals to be Sampled4

B. Sampling Equipment and Materials.4

C. Selection of Scenes to be Sampled ..6

D. Sampling Procedures ..6

III. LABORATORY ANALYSES

A. Glycols .14

B. Mineral Oil.14

IV. DATA ANALYSIS

A. Development of Calibration Curves .15

B. Characterization of Peak Exposures .17