Biocidal product, Micro-organism, microbiological entity, cellular or non-cellular, lower fungi, viruses, bacteria, yeasts, moulds, algae, protozoa and microscopic parasitic helminths, Active substance, Existing active substance, New active substance, Substance of concern, substance classified as dangerous, substance classified as hazardous, substance classified as persistent organic pollutant (POP), Harmful organism, Residue, Making available on the market, Placing on the market, Use, Treated article, National authorisation, Union authorisation, Authorisation, Authorisation holder, Product-type, Single biocidal product, Biocidal product family, Letter of access, Food and feed, Technical equivalence, Agency, Advertisement, Nanomaterial, Fullerenes, graphene flakes and single-wall carbon nanotubes, particle, Agglomerate, Aggregate, Administrative change, Minor change, Major change, Vulnerable groups, Small and medium-sized enterprises or SMEs.