Compiled and edited by Amy Hedrick, CEO, Cleanbox Technology, Inc. Note from UV Solutions Editor Dianna Brodine: This Q&A is an excerpt from a more intensive white paper from Cleanbox Technology, Inc. The white paper provides in-depth discussions of UV-C for surface decontamination, including historical relevancy, definitions and measurements, testing procedures and … [Read more...] about Q&A: Factors Affecting Healthcare Surface Disinfection Efficacy
Articles
Focus on Water: Full-Scale UV-C LED Facility: UV PFAS Update and AWWA Water 2050
Castine Bernardy, Ph.D. student, Department of Civil and Environmental Engineering, University of New Hampshire Bailey Jones, MS Graduate Student, Department of Civil and Environmental Engineering, University of New Hampshire James P. Malley Jr., Ph.D., professor of civil and environmental engineering, University of New Hampshire The UV industry long has used mercury … [Read more...] about Focus on Water: Full-Scale UV-C LED Facility: UV PFAS Update and AWWA Water 2050
Focus on Healthcare/UV Disinfection: MOUs, Standards and Regulations: Boring Stuff, Right? Wrong!
Troy Cowan, IUVA Healthcare/UV Working Group facilitator Exciting news! IUVA has just added another stellar Memorandum of Understanding (MOU) – this time, with the National Institute of Standards and Technology (NIST), memorializing and formalizing our relationship that started with the Healthcare/UV Working Group in 2017. That first visit to NIST headquarters has led to … [Read more...] about Focus on Healthcare/UV Disinfection: MOUs, Standards and Regulations: Boring Stuff, Right? Wrong!
Focus on Food and Beverage Safety: U-Visibility into Sustain-Ability
Danny Bayliss, New Technology Research Manager, Campden BRI Peter Gordon, VP of sales and marketing, Senko Advanced Components July 2022 witnessed spiking energy costs and soaring food prices throughout Europe and North America due to global warming-induced broiling temperatures and global inflation-induced record prices. These factors now are combined as a novel term to … [Read more...] about Focus on Food and Beverage Safety: U-Visibility into Sustain-Ability
Innovation Column: A Portable Device to Measure Hydroxyl Radical Scavenging Capacity in Water Samples
Liz Stevens, writer, UV Solutions A collaboration among Dr. Chengjin Wang of the University of Manitoba, Professor Ronald Hofmann of the University of Toronto, and Erik Rosenfeldt of Hazen and Sawyer has resulted in the creation of a new method to measure the hydroxyl radical scavenging capacity of water awaiting treatment. This parameter can be used to inform the control and … [Read more...] about Innovation Column: A Portable Device to Measure Hydroxyl Radical Scavenging Capacity in Water Samples
Operator’s Corner: UV Disinfection Systems: Challenges and Solutions
Compiled by Castine Bernardy and James P. Malley Jr., Ph.D., University of New Hampshire, Durham, New Hampshire Editor’s Note: Owners and operators of UV technology are an important stakeholder group; these professionals have limited time and often prefer to remain anonymous when providing feedback. As a result, UV Solutions now builds this column from responses to a Qualtrics … [Read more...] about Operator’s Corner: UV Disinfection Systems: Challenges and Solutions
“The Times, They are A-Changin’…”
By Paul C. Waldeck, B.Eng. (Hons.) C.Eng. MICE. MIStruct.E. MIMechE. MASHRAE, Technical Director, PPL-Biosafety International The coronavirus pandemic has brought a widespread understanding that interior spaces have the power to make us sick or keep us well (Figure 1). This virus primarily is an airborne infectious pathogen, and so, breathing in contaminated air could lead to … [Read more...] about “The Times, They are A-Changin’…”
(UV Solution)2: UV Aids in Detection and Detoxification of Pharmaceuticals in Waterways
By Liz Stevens, writer, UV Solutions; and Lou Ann Tom, Ph.D. Lou Ann Tom is a researcher on a mission. Tom, associate professor of chemistry at Susquehanna University, Selinsgrove, Pennsylvania, studies methods for detection of pharmaceuticals in waterways as well as methods for the photodegradation of those pharmaceuticals. She also is active in part of a medication take-back … [Read more...] about (UV Solution)2: UV Aids in Detection and Detoxification of Pharmaceuticals in Waterways
Common Sens-or Practical Approach to a UV-C Sensing Challenge
By Greg McKee, Chief Technologist / Product Marketing Manager, Labsphere, Inc. During the height of the coronavirus pandemic, governmental guidance was provided to reduce false claims and improve confidence in the effectiveness of UV disinfection devices and sources. The US FDA classifies general hospital and personal use devices as Class II UV radiation chamber disinfection … [Read more...] about Common Sens-or Practical Approach to a UV-C Sensing Challenge
Efficacy Testing of UVGI-Emitting Devices on Surfaces: A Testing Laboratory Perspective
By Matthew Hardwick, Ph.D., ResInnova Laboratories, and Josh Erickson, Stratix Labs Ultraviolet germicidal irradiation (UVGI) emitters have been used as surface decontaminators, largely in the healthcare space, for more than 20 years. The number of UVGI emitters on the market has risen steadily for the last 10 or so years. These devices range from whole-room decontaminators … [Read more...] about Efficacy Testing of UVGI-Emitting Devices on Surfaces: A Testing Laboratory Perspective