Electronic Parts/Guidelines - infoHouse

Appendix 6. Glossary of Terms
The following glossary of terms has been compiled from a number of sources. The source from which
a term was derived is referenced with parentheses, ( ), and is identified in Table 12 on page 105.
AERATION associated with nutrient-rich run-off from
the process of exposing a bulk material,
composting facilities or landfills. (7)
such as compost, to air, or of charging a
liquid with a gas or a mixture of gases. (2)
forced aeration refers to the use of
blowers in compost piles. (7)
ANAEROBIC DIGESTION
the breakdown of organic components by
microbial components in the absence of
oxwen. ._ (1) ..
AEROBIC DIGESTION
the breakdown of organic components by
microbial action in the presence of oxygen.
See Anaerobic Digestion (I)
ANAEROBIC RESPIRATION
a type of respiration among some bacteria
in which an inorganic oxidant (N03, 504)
other than oxygen is used. (1)
AEROBIC RESPIRATION
the oxidation of organic compounds by
oxygen. (1)
ANAEROBIC
a biochemical process or condition occurring
in the absence of oxygen. (7)
AEROBIC
a biochemical process or condition occurring
in the presence of oxygen. (7)
AQUIFER
a water-bearing formation that provides a
ground water reservoir. (1)
AFPA
American Forest Paper Association formerly
American Paper Institute (API).
ASH inorganic residue remaining after ignition
of combustible substances. Quantity determined
by definite prescribed methods. Ash
may not be identical, in composition or
quantlty, with the inorganic substances
present in the material before ignition.(l)
AIR CLASSIFICATION
a process in which a stream of air is used
to separate mixed material according to
the size, density, and aerodynamic drag of
the pieces. (7)
AIR POLLUTANT
a substance that, when present in the
atmosphere in large enough concentrations,
adversely affects the environment.
(2)
AIR POLLUTION
an impaired condition of the atmosphere
that results because certain substances
present in it are too numerous or are of a
noxious character. (2)
AIR QUALITY STANDARDS
---laualshalow which a specific substance or
combination of substances must be kept in
the atmosphere as established by legis-
lation. (2)
ALGAL BLOOM
population explosion of algae (simple one-
celled or many-celled, usually aquatic,
plants) in surface waters. Algal blooms are
AUDIT
the inspection of ail or portions of a
process to assure conformance to the
specified requirements involved.
BACK-END-RECOVERY
an engineered system that provides for collection
of discrete reusable materials from
mixed wastes which have been burned or
treated. (1)
BACK-END-SYSTEM
a combination of system components that
changes the chemical properties of the
waste and/or converts its components into
energy or compost. See front end-system
(1)
BAGHOUSE
an municipal waste combustion facility air
emission control device consisting of a
series of fabric filters through which MWC
flue gases are passed to remove
particulates prior to atmospheric
dispersion. (7)
Appendix B. Glossary of Terms 81