Industrial Hygiene Calculations is a long-overdue update of Dr. DiNardi’s seminal work from the mid-1990s: Calculation Methods for Industrial Hygiene. Current chapters are: Chapter 1 - SI System and Units Conversion Chapter 2 - Basic Physical Chemistry and the Behavior of Gases and Vapors Chapter 3 - Gas and Vapor Concentrations Chapter 4 - Calculating Concentrations Chapter 5 - Air Sampling Qualitative Aspects Chapter 6 - Exposure Assessment Monitoring and Design Chapter 7 - Calculating Exposure Monitoring Results Chapter 8 - Temperature and Pressure Effects More chapters are planned, and this reference will always be free.