Aspects in Mining & Mineral Science A Statistical Comparison of Bond Ball Mill Grindability Work Index Testing Equipment Tyrel Jacobsen and Corby G Anderson* Department Engineering, Kroll Institute for Extractive Metallurgy, USA *Corresponding author: Anderson, Colorado School Mines, Golden, 80401, Submission: September 27, 2022;Published: October 12, 2022 DOI: 10.31031/AMMS.2022.10.000728 ISSN...

the purpose of this study was to determine the level of heat stress to construction workers using thermal work limit (twl) and wet bulb globe temperature (wbgt) indices and by measuring urine specific gravity (usg) among construction workers in iran and comparing the appropriateness of these indices for measuring heat stress in iran climate.this comparative and experimental study was conducted ...