A normal motor nerve conduction velocity of the median nerve would be

Firefighting foam consists of small, air-filled bubbles with a _______ density than water, oil, or gasoline

a. lower b. higher c. equal d. vapor

During _________________, Class A foam is used as a protective barrier to cover a structure that is in the path of a fast-moving wildland fire

a. structure fires b. rubbish fires c. chemical fires d. wildland/urban interface fires