ARTICLES

Fluoridation of Drinking Water: Questioning the Accepted Chemistry

February 16, 2025 | Article: 15 minutes to read

This document is in regard to the use of 22% solutions of hexafluorosilicic acid and its sodium salt in the fluoridation of drinking water. It questions whether either compound is the active ingredient in providing the fluoride ion. Rather it is suggests the active ingredient, in the use of either mixture, is hydrogen fluoride, and that both are “contaminants” in the fluoridation process. This conclusion is considered to be significant because there is evidence in the literature that those “contaminants” are associated with lung and bladder cancers

IAQ Alert: COVID-19 and Fresh Air Ventilation

March 18, 2020 | Fact Sheet: 3 minutes to read

Increasing fresh air ventilation in the workplace is probably a good way to help protect occupants from contracting COVID-19

Radon In the Canadian Workplace: A Primer

January 2, 2018 | Article: 5 minutes to read

Radon gas kills people by causing lung cancer, but it's easy to fix. A very quick radon gas primer for building, facility, and asset managers

Energy Savings vs. Fresh Air Ventilation in Office Spaces: Smart Ideas or False Economies?

April 30, 2015 | Video: 35 minutes to view

Free Online Video: Current trends in HVAC design and operations are focusing on reducing ventilation related energy inefficiencies through sophisticated building automation systems. Air quality practitioners are becoming concerned the trade-off costs to human health and productivity for these energy savings are not being properly taken into account. This seminar will explore these trends, examine the possible trade-offs and consequences, and try to clarify what alternatives are available.

EXTERNAL RESOURCES

Indoor Air Quality

Radon Gas

Hazardous Building Materials

Green Building Certifications