Metals and mining stocks have been on a tear. The MSCI World Metals and Mining Index surged more than 56% last year; the index is up 8.7% this year as of this writing. A yearlong rise in commodity ...

Lidingo, Sweden-based Introteknik AB is a leading manufacturer of anticorrosive paint for the maintenance of steel and iron structures. This year the company is launching a new rust penetrating hybrid ...

ch. 1. Introduction -- ch. 2. Building the surface plant -- ch. 3. Surface plants for mine tunnels -- ch. 4. Gear oil and steam power : surface plants for shafts in the Gilded Age -- ch. 5. In the ...