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[Translate] QR or Quick Response codes allow 2D barcode readers and mobile phone cameras to easily read information like website addresses. They are easy to generate with free websites and mobile phone applcations . Here is the QR Code for this website.

QR Codes

 in Uncategorized  tagged Androd / QR Code by
[Translate] 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 […]

Fun with Excel

 in Uncategorized  tagged fun / VBA by
[Translate] Low level lead exposure to children is an ongoing issue in the lead mining city of Mt Isa, Queensland, though it appear that airborne lead levels have been controlled for some years. It is interesting to see the US National Toxicology Program (NTP); Center for the Evaluation of Risks […]

Low level lead

 in Toxicology / Uncategorized  tagged lead by
[Translate] The American Conference of Governmental Industrial Hygienists (ACGIH) publishes advice for professional Hygienists to assist them in applying their art to the workplace, particularly with the publication of Threshold Limit Values (TLVs(r)) and the supporting documentation. However, in the absence of better advice, this information is very influential internationally […]

AGGIH court challenge for silica, copper nPB, DPM TLVs

 in Uncategorized by