What expelling mechanism works when the operator physically applies pressure to a pump that increases pressure within the container?

Ventilation that causes heat, smoke, and fire to be discharged through wall openings below the highest point of the building creates danger because:

A. multiple ventilation points will be created from the openings. B. oxygen levels will be increased for the upper levels of the fire. C. fire streams will be unable to reach the higher levels of the fire. D. rising gases will ignite portions of the building above exhaust point.

Extracorporeal refers to:

a. substances administered via the veins. b. infusions and injections. c. methodologies which attempt to remediate or cure a disorder or disease. d. procedures or processes that take place outside the body.