Post Remediation Verification Testing

https://www.d-d-r-s.org/wp-content/uploads/2021/03/Post-Remediation-Verification-Testing-1.mp4 Article Information Author Article Date Source Summary Key Questions Author Dr. Joe Spurgeon, PhD. Dr. Spurgeon has a multidisciplinary doctorate degree in Analytical Chemistry […]

IICRC Presentation on Standards

https://www.d-d-r-s.org/wp-content/uploads/2021/03/IICRC-Presentation-on-Standards-1.mp4 Article Information Author Article Date Source Summary Key Questions Author Lee Senter & Howard Wolf Lee Senter owns and operates both a cleaning and […]