QUESTION $1$

Selection of suitable equipment to be used in a chemical plant is very important as the

design varies with the function and application. Below is the common equipment used to

produce chemicals in the industry.

a$)$ Draw and label the possible process flow diagram which depicts the most probable

sequence following the normal production process of benzene from toluene. For

your information, the feeds to the production are toluene and hydrogen, $H_2.$

$[10$ Marks$]$

b$)$ Based on the PFD you draw in a$),$ draw a distillation column with process control on

the level, feed flow, temperature and pressure.