Glossary B

The term bioaerosol (short for biological aerosol ) refers to airborne particles that contain or were released from living organisms that are miniscule and may range from less than one to a hundred micrometers in size.

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The name Beder may refer to the following:

• a settlement in Zagreb county in Croatia

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The term blade may refer to the following:

• the sharp cutting part of a tool or weapon
• a type of stone tool in archeology, created by striking a long narrow flake from a stone core
• a heavy, usually curved metal plate installed on the front of a bulldozer

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The term bank may refer to the following:

• a financial institution and intermediary that accepts deposits and channels them into lending activities

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The term bar or BAR may refer to the following:

• a retail establishment where alcoholic beverages are served, or the surface upon which beverages are served
• in a legal context, either the physical division between the working and public areas of a courtroom, the process of qualifying to practice law or the legal profession itself

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Bacteria refers to the living single-cell organisms. Bacteria can be carried by water, wind, insects, plants, animals, and people and survive well on skin and clothes and in human hair.

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Birch is characterized as medium-density hardwood with a fine, moderate grain pattern that conveys a refined linear texture and mild color variation. Birch is similar to maple wood and has a tight, even wood grain. It can have more character at times.

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Deutsch: Amt für Alkohol, Tabak und Schusswaffen / Español: Oficina de Alcohol, Tabaco y Armas de Fuego / Português: Agência de Álcool, Tabaco e Armas de Fogo / Français: Bureau de l'Alcool, du Tabac et des Armes à Feu / Italiano: Ufficio Alcol, Tabacco e Armi da Fuoco /

The Bureau of Alcohol, Tobacco and Firearms (ATF ) is an agency of the Department of the Treasury entrusted with enforcing laws covering the production, distribution and use of alcohol, tobacco and firearms.

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