3 ms·
This guy made it economical. https://en.wikipedia.org/wiki/Percy_Gilchrist https://en.wikipedia.org/wiki/Percy_Gilchrist
by stx 6y ago
This guy made it economical. https://en.wikipedia.org/wiki/Percy_Gilchrist https://en.wikipedia.org/wiki/Percy_Gilchrist
- jjoonathan 6y agoI'd call https://en.wikipedia.org/wiki/Bessemer_process https://en.wikipedia.org/wiki/Bessemer_process the major advance and Gilchrest-Thomas a refinement. Shrug.