Class III Biological Safety Cabinets

question 10

Multiple Choice

Class III biological safety cabinets:

• A)sterilize the air as it passes over the material in the cabinet.
• B)protect the environment from contamination by biological agents by filtering the air as it is exhausted from the cabinet.
• C)are completely enclosed and have gloves that enable the worker to manipulate the material in the cabinet.
• D)are often called laminar flow hoods.

---

Definitions:

Unrealized Profits

Profits that have been earned but not yet realized through a transaction, such as an increase in value of an asset not yet sold.

Investment Account

An account that holds securities, cash, and other assets managed by a financial institution or individual.

After-Tax Dollar Value

The amount of money remaining from earnings, investments, or transactions after all applicable taxes have been deducted.

Realized Profits

Profits that are actually made from completed transactions, as opposed to unrealized profits from increases in value.