Which method of providing ambulance services may be staffed by firefighters who are cross-trained as emergency medical technicians or Paramedics?

Foam tanks on municipal fire pumpers are often designated to be refilled:

A. directly from 1 gallon ( 4 L) containers. B. directly from 5 gallon ( 20 L) containers. C. indirectly from larger portable containers. D. only after returning to the fire department station.

Which of the following uses light, concentrated through a condenser and focused through the object being examined, to project an image?

A. Hemocytometer B. Optical microscope C. Photometer D. Glucometer E. Centrifuge