A. As a rocket fuel
B. In water treatment
C. As a disinfectant
D. As fire retardant
Correct Answer: As a rocket fuel ✔
Last Updated: February 14, 2019
A. As a rocket fuel
B. In water treatment
C. As a disinfectant
D. As fire retardant
Correct Answer: As a rocket fuel ✔
Last Updated: February 14, 2019