Glossary / B

BAT (Best Available Technique)
The most efficient and advanced technology industrially available at that moment on the market and applicable in technically valid conditions, capable of guaranteeing a high level of protection of the environment as a whole.

Biomass
Non–fossil organic materials (wood, bark, etc.) which can be used as fuels.

BOD (Biological Oxygen Demand)
This corresponds to the quantity of oxygen necessary to micro–organisms to decompose the organic matter present in effluent.

BREF (best available technique reference)
This describes the most up–to–date system and management techniques for the specific manufacturing sector it refers to.