Clean agents are also used in portable fire extinguisher applications, in which the agent discharges from a handheld or wheeled fire extinguisher. They are available from numerous manufacturers in various sizes and ___________________

What is a surfactant?

a. A chemical catalyst b. An inhibitor in chemical chain reactions c. The fourth leg of the fire tetrahedron d. A compound capable of increasing the wetting and penetrating ability of water

Which of the following is usually contained in the first part of the medical history?

a. Personality b. Chief complaint c. Mental status d. Social history e. Cause of illness