Approximately how many doses of prescription medication does a metered-dose inhaler (MDI) hold?

Responding to a train-vehicle crash, you realize that the vehicle involved is a tanker truck. You should first:

A) approach from the upwind side. B) stop where you are and use binoculars to look for placards or signs of a leak. C) approach the scene if the temperature is lower than 75 degrees Fahrenheit. D) request a hazardous materials team to respond.

What is the approximate average number of firefighters killed in the line of duty each year from 2000-2010?

A) 100 B) 300 C) 10,000 D) Number not tracked