Why Are Pyroclastic Flows and Lahars the Most Deadly and Destructive

question 37

Essay

Why are pyroclastic flows and lahars the most deadly and destructive volcanic phenomena? (4.9)

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Definitions:

Ointment

A semi-solid preparation applied topically to the skin or mucous membranes for therapeutic reasons.

Parenteral

Any medical therapy administered in a way other than through the digestive system, commonly including injections through intravenous, intramuscular, or subcutaneous methods.

Enema

A procedure in which liquid or gas is injected into the rectum to expel its contents or to introduce drugs or permit X-ray imaging.

Prescription

A written order from a healthcare professional authorizing a patient to be provided a medicine or treatment.