...sources of profit in modern chemical and metallurgical practice; and India must continue to pay taxes on imports until industries arise demanding a sufficient...of chemical products to complete an economic cycle. Until that time, ores that will not pay to werk for their metal contents alone must necessarily be...

...where the chemical industries involving its use do not exist. India has therefore had to be content to pay the tax of imports until industries arise demanding...sufficient number of chemical products to complete the economic cycle. MANGANESE ORE MININO. One striking fact is illustrated in the table printed elow...

...and chemical developments."* It is, therefore, maintained that " A country like India must be content to pay the tax of imports until industries arise demanding...of chemical products to complete an economic cycle, and India does, in fact, import at present large quantities of metals and mineral products while possessing...

...byproducts necessarily involves neglect of the minerals that will not pay to work for the metals alone. ... A country like India must be content, therefore, to...industries are essentially gregarious in their habits.' 4 It was by a skilful utilization of all the products, then, that European industry had been able completely...

...obtained in Europe from minerals identical with those lying idle in India." ' And this state will continue "until industries arise demanding a sufficient number...chemical products to complete an economic cycle." Exactly the reverse must have been the condition of manufacture and commerce in ancient India, and...