Before placing a foam line in service using an inline proportioner: which action is required?

• A. Check the rated capacity of the pump and nozzle.
• B. Select the proper foam concentrate for the burning fuel involved
• C. Attach the eductor to a portable pump capable of efficiently flowing the rated capacity of the eductor and the nozzle.
• D. Check to see that the foam concentrate listed on the foam container matches the eductor percentage rating

Answer: (B)