There is a leather factory at Morar; cotton-presses at Morena, Baghana and Ujjain; ginning factories at Agar, Nalkhera, Shajapur and Sonkach; and a cotton-mill at Ujjain.
Battersea is a district mainly consisting of artisans' houses, and there are several large factories by the river.
The most important factories are those for the manufacture of cigars and cigarettes, but most cigars and some of the cigarettes are made by hand.
There are wood-pulp factories (one worked by an English company employing over 1000 hands), factories for calcium carbide (used for manufacturing acetylene gas), paper and aluminium; and spinning and weaving mills.
It is the only proper industrial town in Servia, having numerous small factories for the manufacture of thin cloth (shayak), woollen braid (gaytan), and especially carpets.
A large fleet is engaged in the fishery; and a great number of factories extract the oil for tanning and currying, and for adulterating other more expensive oils, and manufacture the refuse into a valuable guano.
There are a number of flour mills and jam factories in various centres.
The greater portion of all the soda-ash of commerce is now made by Solvay's apparatus, which alone we shall describe in this place, although it should be borne in mind that the principles laid down by Dyar and Hemming have been and are still successfully carried out in a number of factories by an entirely different kind of apparatus.
In the factories or workshops kept by wealthy persons slave labour was mainly employed; but free artisans sometimes offered their services to these establishments or formed associations to compete with them.
The valley of the Lea is also thickly populated, but chiefly by an industrial population working in the numerous factories along this river.