This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced

Excerpt from Transactions of the American Institute of Chemical Engineers, 1909, Vol. 2 The program which we have before us calls first for an address of welcom

Excerpt from Transactions of the American Institute of Chemical Engineers, Vol. 13: Part II, 1920-21 Sulphur plays a more basic role in chemical industry than a