Glossary B
The Environmental Glossary. Letter B +++ Popular Articles: 'Biological Integrity', 'Blood Products', 'Biocriterion'
A Bronchitis is a non-neoplastic disorder of structure or function of the bronchi resulting from infectious or noninfectious irritation.
A Bronchoalveolar lavage (BAL) is a Clinical technique which removes cell samples from the lower lungs to allow assessment of Inflammation and other respiratory conditions.
Brownfields are abandoned, idled, or under used industrial and commercial facilities/sites where expansion or redevelopment is complicated by real or perceived Environmental contamination.
A Bubble is a system under which existing emissions sources can propose alternate means to comply with a set of emissions limitations; under the bubble concept, sources can control more than required at one emission point where control costs are relatively low in return for a comparable relaxation of controls at a second emission point where costs are higher.