biohazard
/ˈbaɪoʊˌhæzərd/
Definition
A biological substance, such as sewage-contaminated water, that poses a threat to human health due to the presence of disease-causing bacteria or toxic agents.
Etymology
The word is a compound of the Greek 'bios' (life) and the French 'hasard' (risk or chance). It emerged in the 20th century to describe materials that present a biological danger to living organisms.
In the news
The article uses the term to describe the science centre after floodwaters contaminated the building with raw sewage, requiring specialized cleanup to ensure safety. This classification is why the facility must remain closed to the public for extensive professional remediation.
Flooding damage closes Telus World of Science for months, 68% of staff laid off - Edmonton
Read the full article ↗Global News