Algicide or Algaecide : A chemical used to control unwanted algae. (Algae are plants, which contain chlorophyll and have a simple cell structure. They are either aquatic (e.g. diatoms, seaweed) or live in damp places)
Health and Safety Executive (HSE), Glossary of Terms on Pesticides Industries, HSE, Merseyside, England, UK 2014. www.pesticides.gov.uk/guidance/industries/pesticid es/.../glossary-of-terms, (Hlth and Sfty - Brit) {717}