1 Most health authorities consider droplet transmission to be important with influenza. If this is true, then height and high heels should give some protection.
Yearly Archives: 2010
1 
I developed an interest in ultraviolet when I was given the role of University Radiation Officer at the University of Queensland. A previous URO, Dr Don Robertson (1914-2006) was part of the Department of Physics and looked after the (unmarked) sandstone Radon Lab on the Great Court at the university. The […]
Robertson Berger Ultraviolet meter
The National Academies Press is a great source of in-depth reports on many issues. Many of the reports can be downloaded as free PDF files. The pre-publications of the report Certifying Personal Protective Technologies: Improving Worker Safety advances the very broad area of certification to ensure a minimum level of protection […]
PPE Certification
Carbon dioxide concentrations are a good indicator of room ventilation. Measurements and observations done in 1893 tally well with current IAQ recommendations.
CO2 and IAQ – a historical perspective from 1893
Hovding, a company in Malmo, Sweden has developed an “invisible” helmet that is worn as a collar around the neck and inflates to protect the head and neck. I don’t know how tear and scuff resistance it has or what it will cost. The device uses MEMs accelerometers and will be available […]
Invisible Self-Inflating Helmet
Stiglers Law states “No scientific discovery is named after its original discoverer“. Naturally, Stigler’s law was discovered by sociologist Robert K. Merton. I have certainly found that when you have a good idea, then someone else has probably thought of it first, but occasionally weeks or months later. That’s why […]
Stigler’s law
I have used spreadsheets since Software Arts’ Visicalc was available on an Apple II, but I really like digging under the bonnet to increase the power of Excel. Its even possible to use some 1500 extra functions hidden in the Windows operating system. I spent endless hours with my PhD creating […]
Fun with Excel
I have real problems planning a trip using public transport because I picture maps in terms on landmarks (turn left at the BP Service Station) rather than street names and actual distances. I like to know graphically what the transport network is and where and when I transfer from one […]
Google Maps Transit
The Mandarin edition of the AIOH book “Principles of Occupational Health and Hygiene, An Introduction” was be launched at Griffith University in Brisbane on Monday September 6th 2010 by representatives from China, Griffith University, the Queensland Government, AIOH, IOHA and AFOEM. Some of the team behind the book and its adaption to China […]
The launch of the Mandarin edition of “Principles of Occupational ...
Safety and Health coerns opften collide. In the end the focus is on safety despite overwhelming evidence that health is a bigger issue.