In the chamber process, by which most of the sulphuric acid of this country is made, the higher oxides of nitrogen are ... Dilute sulphuric acid readily attacks iron, but it does not attack lead, and consequently the operations are carried on in lead ... The first cost of an installation is high, and the success of a plant depends on long-continued operation as well as on daily output. ... The reactions that take place in the chambers are those requiring lower temperature and longer time.
|Title||:||Geology and ore deposits of the Ducktown mining district, Tennessee|
|Author||:||William Harvey Emmons, Francis Baker Laney|