Sewage sludge toxicity

The effective concentration (e.g. EC 10 or EC 20) refers to the concentration above which the impairment of sewage sludge microorganisms has to be expected, thus being an essential parameter for water hazard classification. Does not give information on biodegradability.

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Global Handwashing Day 2024

A motif of hand washing icons and the world, with the title Global Handwashing Day

This year's theme for Global Handwashing Day, "Why are clean hands still important?", emphasizes the role of hand hygiene in preventing infections. Washing, caring, protecting and disinfecting are the components of successful hand hygiene. Find out more about the right hand hygiene in everyday and healthcare settings.