• personal exposure monitoring

The paper from Harrison and his co-workers¹ and the subsequent correspondence^2,3 has reignited a debate about the relation between personal and static sample measurements that started more than 40 years ago. In 1957 the personal sampling pump had just been invented by Jerry Sherwood and Don Greenhalgh from the UK Atomic Energy Authority.⁴ They compared their new personal sampler with the conventional static sampler and showed that personal exposures were generally higher than those made at a fixed location. This classic paper has recently been reproduced in the electronic edition of the Annals of Occupational Hygiene together with a commentary on its significance to the science of human exposure assessment.⁵ In this commentary, information concerning personal and static measurement results from papers published in that journal over the past 10 years was reviewed. This showed, as …