CO220 Final Exam Extra Credit

Front

Define B.O.D. (Biochemical Oxygen Demand) Test.

Back

Test that measures the amount of dissolved oxygen organisms that are likely to be needed to degrade wastes in wastewater.

Front

Define Coliform Test.

Back

Test that determines whether wastewater has been adequately treated and weather water quality is suitable for drinking and recreation.

Front

What is a Detention Pond?

Back

Human made or natural pool or basin area used to detain and control the flow of storm water runoff during heavy rainstorms.

Front

Define Magnetoelectricity.

Back

Electricity from magnetism. The force of a magnetic field can drive electron flow.

Front

Define Amperage.

Back

The rate of current flow in a closed electrical system. Related to the number of electrons flowing through a section of conductor over a period of time.

Front

Fires are classified into four groups by the type of fuel. Which group classification is associated with combustible metals such as potassium, sodium, aluminum and magnesium?

Back

Group D.

Front

What was the deadliest blaze in Chicago history that occurred on December 30th, 1903, when an arc light ignited a velvet curtain, resulting in over 600 deaths?

Back

Iroquois Theatre Fire.

Front

Define Grease Trap.

Back

Receives wastewater from sources such as sinks, dishwashers, floor drains and washing area drains before draining to the municipal sewer system.

Front

Define Backflow.

Back

Occurs when contaminated water unintentionally flows backwards into the distribution pipes containing potable water.

Front

Define Aerobic Tank.

Back

Consists of a trash tank, an aeration chamber, and a settling chamber. The clarified effluent is then discharges into a drainage field.