Deck : Safety - 767/2841
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| When water pressure of 100 psi is used in conjunction with an inline proportioner for the production of the mechanical foam, a 5-gallon can of liquid foam will last __________. |
| A) 1-1/2 minutes |
| B) 2-1/2 minutes |
| C) 5 minutes |
| D) 15 minutes |
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