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Read the story and answer the questions to test your comprehension.

Scientists need to protect themselves in case chemicals spill in their eyes. Each lab has an eyewash station that rinses out eyes at a speed of four gallons of saline, or sterile saltwater, per minute for fifteen minutes. Some labs even have showers!

  1. 1. How fast does saline rush out of an eyewash station?
    1. a. 8 gallons an hour
    2. b. 4 gallons a minute
    3. c. 1 gallon a second
  2. 2. How long does an eyewash go for?
    1. a. 5 minutes
    2. b. 15 minutes
    3. c. 10 minutes
  3. 3. What do scientists need to protect themselves from?
    1. a. Chemical spills
    2. b. Burns
    3. c. Glass