This chapter discusses the most important groups of harmful biological agents which may be
hazardous to human health at the workplace. These agents include filamentous fungi and …

Microorganisms are indispensable companions to human life. We have always been faced
with the galaxy of microorganisms in our environment, and the science developments during …

There are at least 193 important biological agents that show infectious, allergenic, toxic, or
carcinogenic activities in the working population. These agents are viruses, bacteria, fungi …

This book was written in conjunction with a course, leading to examination by the British
Examining and Registration Board in Occupational Hygiene (BERBOH), based at the …

This chapter presents an overview of available classifications of harmful biological agents,
with particular emphasis on division into four hazard groups, depending on pathogenicity …

Airborne fungal contaminants are increasingly gaining importance in view of health hazards
caused by the spores themselves or by microbial metabolites. In addition to the risk for …

Common occupational and environmental biological hazards include microorganisms
(viruses, rickettsia, chlamydiae, bacteria, fungi, and parasites), allergens of biological origin …

Microbes inhabit every environmental niche on the earth, and some have adapted to
survival under extremely harsh conditions. Most do not cause disease in humans or animals …

Gram-negative bacteria and their endotoxins are commonly found in agricultural settings, yet
they can be quantified also in environmental/occupational situations that are considered …