Question

20. Match the following:
Column 1
a. Paraffin wax
b. Coal tar
C. Coke
d. Sodium
bicarbonate
Column II
(i) Perfumes
(ii) Extraction of metals
(iii) Fire extinguisher
(iv) Ointments​

Answer 1

a)-iv)ointments
b)-ii)extraction of metals
c)-i)perfumes
d)-fire extinguishers