Class I Biological Safety Cabinets

question 6

Multiple Choice

Class I biological safety cabinets

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

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Definitions:

Holding-Period Return

The overall return earned from owning an asset or a collection of assets over a specified duration, often represented as a percentage.

Dividend

Funds distributed by a corporation to its shareholders, typically from the company's earnings.

Arithmetic Average

The sum of a set of numbers divided by the count of that set of numbers, commonly used to compute simple averages.

Historical Annual Average

An average value calculated from a series of yearly figures, often used in financial analysis to smooth out fluctuations.