Particle Counting in Non-Cleanrooms / Instantaneous Microbial Detection
By JP Jiang, PhD, Chief Technology Officer, Chuck Bolotin, VP,Sales

Kitchen Grease Filtration
By Derek Schrock

ASHRAE Proposed Standard 180 - HVAC Maintenance for Commercial Buildings
By Stephen W. Nicholas, CAFS, NCT

Basics of Electrets
By KC Hsieh, PhD

ASHRAE 62.2 & Filtration
By Dr. Dave Grimsrud

Particle Levels in Commercial Buildings
By Dr. Wayne Thomann

Effects of Coil Fouling on HVAC System Efficiency
By Dr. Jeffrey Siegel, PhD

Presenteeism - The Real Problem
By Steve Welty

Effects of Ozone Reaction with Filter Cake
By Dr. Jeffrey Siegel, PhD

Results of European Testing
By Paolo Tronville

U. S. Pharmacopoeia - Requirements for Pharmacies
By Linda Renninger, CAFS

Proposed Conditioning Step Addendum to ASHRAE 52.2
By Phil Winters