Which of the following is used to produce lubircating oils in motors and machinery?
A. Nitro benzene
B. m – dinitro benzene
C. 1, 3, 5 – trinitro benzene
D. Nitro glycerine
Answer:A
Which of the following is used to produce lubircating oils in motors and machinery?
A. Nitro benzene B. m – dinitro benzene C. 1, 3, 5 – trinitro benzene D. Nitro glycerine