Automatic processing advantages + disadvantages

Question 1

Advantages

Answer 1

Once process is started, can be left 
Film is dry when emerges from machine 
Less time consuming 
No need for dark room 
Chemicals are enclosed

Question 2

Disadvantages

Answer 2

Hazardous chemicals to be stored + changed in regular basis
Requires a machine so maintenance + electricity
Chemical strength tests should be carried out on a daily basis

Question 3

These are quicker

Answer 3

Than manual because the solutions are stronger + hotter; therefore replenishment of solutions must be strictly according to manufacturers instructions - chemicals are developed + used specifically for this process