https://www.tandfonline.com/doi/abs/10.3155/1047-3289.59.11.1287
https://wisconsinsand.org/wp-content/uploads/sites/77/2015/07/1744-Executive-Summary-MR-Air-Study.pdf
https://www.aeroqual.com/case-studies/real-time-dust-monitoring-for-worker-safety