What’s the worst sound in the world?
No matter who you are, there’s always that one sound that makes your toes curl and your skin crawl. Whether it’s terracotta plant pots, nails on a chalkboard or children crying, there are a whole...
OHD Donates Quantifit to Respiratory Protection Center of Chun Shan Medical University in Taiwan
OHD has recently partnered with the Chun Shan Medical University and provided them with an OHD Quantifit mask fit testing device. Providing these up and coming students with the capabilities to...
We work 12-hour shifts. What dosimeter criterion time should we use?
Is it just me, or can trying to decipher an OSHA regulation be confusing? Take, for instance, the OSHA Occupational Noise Exposure Standard (29 CFR 1910.95). The OSHA noise standard defines the...
Fit Testing: A Complete Return on Investment Breakdown
It is respirator fit-testing season. You have only a few days to test several hundred employees and their equipment. You are pulling essential personnel out of the field and inefficiencies in...
Breath Alcohol Technician Training
Anyone performing a US Department of Transportation (DOT) mandated breath alcohol test must be trained as a Breath Alcohol Technician (BAT) and individuals performing non-DOT regulated testing are...
1 min read
- Apr 6, 2018
OHD Partners with Marshall University with Donated Quantifit
OHD is committed to the research and future development of Respiratory Protection. That is why we have recently partnered with the Marshall University and their Safety Department.
2 min read
- Jan 15, 2018
Now THAT's what you call a great Distributor!
Every day at OHD we strive to protect those who protect us! We accomplish that by developing and offering industry-leading health and safety instruments that protect the world’s lungs, hearing, and vision. To succeed in this...
OHD Quantifit - Mask Respiratory Fit Testing
Quantitative Fit Testing
Environmental Noise Monitors
Noise Induced Hearing Loss
doseBadge Noise Dosimeter
Air Not Aerosol
- Jun 5, 2019
Real-world Problems with Mask Fit Testing
- Aug 10, 2018
“No Shave November” and OSHA’s Stance on Facial Hair
- Nov 2, 2016
TSI to Discontinue Calibration Services for certain PortaCount® Models
Industrial Safety Supply Corporation
- Oct 30, 2017
OHD Hires New Product Manager
- Feb 25, 2019
Pitfalls in Fit Testing
Jan 15, 2020
OHD, LLLP Rapidly Progresses Forward with New Leadership Roles
Jan 13, 2020
Inhalation Hazard Protection for 5 Million Workers
Oct 21, 2019
OSHA Approves New Fit Test Protocols
Oct 2, 2019
Apple's New Noise App Is A Game Changer
Sep 20, 2019