Nationally recognized testing laboratories (NRTL) <u>test and list</u> electrical products to provide a basis for approval by inspectors in the field.
An independent organization known as a Nationally Recognized Testing Laboratory (NRTL) certifies goods for the American market. OSHA (Occupational Safety and Health Administration) recognizes NRTLs for products used in American workplaces in accordance with Federal Code 29 CFR 1910.7.
The NRTL certificate offers unequivocal proof that your electrical and electronic products meet the specifications needed for the American market. NRTL certification helps you to quickly reach hundreds of millions of consumers by offering assurance that your products meet the safety requirements to enter the United States.
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Answer: The correct answer is: To prevent the evolution of pathogenic bacteria resistant to all known antibiotics.
Explanation: Natural selection is a process by which a species adapts to the environment. The main purpose of evolutionary medicine is to understand the evolutionary origin of diseases to improve the treatment and care of patients.
Answer:
D. an elderly woman plants a flower garden on the vacant lot next to her house
Explanation:
External benefits refers to the advantage or potential gains one gets by investing or doing an activity or task which is not of any primary benefit to himself or herself. The society or other people can gain benefit from them apart from the person doing the activity.
In the context, a woman who does flower gardening on a vacant land which is next to her house can result an external benefit form the flowers. She can admire the beauty of the flowers and also the other people in the society. However it will not have an internal benefit to the woman.