"The human eye sees less than 1 per cent of the total electromagnetic spectrum. [Much has been learned] … about the mysterious light sources at either end of the visible spectrum—the ultraviolet, infrared, and so-called background radiation … [and] evidence…
—How to avoid misleading indoor air quality (IAQ) claims, choose the right equipment, methods, and “IAQ Story” to differentiate your services. See also ISSA Today, IAQ Washing. IAQ-washing is a subset of greenwashing — making misleading claims about environmental benefits…
(see also, Mind Your Dust, CMM magazine) While dust may make you look bad when a “white glove test” flags poor cleaning, awareness of its presence can prompt adopting a science-based dust management program to improve customer perception, protect health,…
Reducing the risk of getting sick in a hospital as it relates to environmental surfaces, infectious and other illness, means understanding a simple formula: Risk = Hazard x Exposure + Vulnerability —e.g., where the hazard is pathogens, exposure is where…
A study published in Science of the Total Environment in 2023, "Endocrine disrupting chemicals in indoor dust" focused, among other topics, on impacts from human exposure. Study says: "Several chemicals with widespread consumer uses have been identified as endocrine-disrupting chemicals…
Though sunshine, like air, is life sustaining, elements of sunlight, specifically ultraviolet (UV) radiation, can be harmful. In the early 1990s, scientists, the World Health Organization, and the World Meteorological Organization developed the UV Index as a way to protect…