Dehydration Testing in the Field.

Dehydration is one of the many factors that can contribute to serious heat illnesses & hence its measurement can be a valuable tool. Despite this, its measurement still is the … Continue Reading →


Vortex Cooling: A Very Useful Tool In Controlling Heat Stress

The vortex tube is a useful addition to the heat stress control toolbox. Also known as a climate control tube as it is sometimes referred to or the Ranque-Hisch vortex … Continue Reading →


HSI Chart Challenge in OSHA Prosecutions

There has been an interesting development in heat stress assessment in the US. In 2020 OSHA failed in prosecuting US Postal Service under the General Duty Clause of the Occupational … Continue Reading →


Heat Stress Podcasts

Heat stress podcasts part 1 and 2. Late in 2019 I was given the opportunity to present two podcast on managing heat stress as part of the 3M Science of … Continue Reading →


Heat stress – it’s all about balance.

There are important contributors to heat stress aside from climate that can sometimes be missed. When people talk about heat stress the focus is immediately on temperature, which is logical. … Continue Reading →


The Single Temperature Stop-Work Challenge.

In the Brisbane Coroner’s Court in 2016, following the investigation of a heat stress related fatality, included in the Coroner’s recommendation was the following: “I recommend that any future industry-wide … Continue Reading →


Heat Related Injuries Research Survey

Currently the University of Adelaide is heading up a research project looking into heat related injuries in industry. This project is funded by the Australian Research Council and is being … Continue Reading →


Myth busting in heat stress.

There are many theories discussed in heat stress, some are based on fact but others are not. They often result in debate and varied opinion. Here we review five often … Continue Reading →


The Predicted Heat Strain Mobile Application: It’s here and it’s FREE!

The University of Queensland project to develop a mobile phone application based on ISO 7933 Predicted Heat Strain is  complete. Rational heat stress indices have been shown to provide a … Continue Reading →


Heat Stress and the Pregnant Mother.

Given the change in social norms and the current economic climate it is not unusual see women remain at work well into the latter stages of their pregnancy. It is … Continue Reading →