Engine 2014: Engineering Safety

1. A Six 2 1/2 gallon soda acid, two 2 1/2 gallon foam, and one  40 gallon foam
2. B Six 2 1/2 gallon foam, two 15 pound CO2, and one 30 pound dry chemical
3. C Six 15 pound CO2, two 2 1/2 gallon foam, and one 50 pound CO2
4. D Eight 2 1/2 gallon foam and one 100 pound CO2

Tip: press A-D to answer