Study Summary #1 – Toilet Aerosols and What They Might Mean
Study: "The potential spread of infection caused by aerosol contamination of surfaces after flushing a domestic toilet" (https://pubmed.ncbi.nlm.nih.gov/16033465) - Barker J, Jones MV. Journal of Applied Microbiology (2005) Our Summary: This study aimed to assess the potential spread of [...]
Does ultraviolet (UV) radiation from UV lamps kill mold?
If properly designed, ultraviolet germicidal irradiation (UVGI) cleaners that use ultraviolet radiation from UV lamps may destroy indoor biological pollutants such as viruses, bacteria, and some molds that are growing on the moist interiors of HVAC surfaces (e.g., cooling [...]
Raising IQ is In Your Hands
Quotations below are from the excellent book by Carol S. Dweck, Phd, Mindset: The New Psychology of Success, and relate to our aim to increase the self-concept, potential and intelligence of workers through research-based efforts. "'A few modern philosophers assert [...]
Which is Better: Artificial (AI) or Human Intelligence (HI)?
The answer is, it depends. When IBM's Watson defeated Jeopardy Champions Ken Jennings and Brad Rutter in 2011, not surprisingly, AI proved better than humans at accessing massive amounts of information from which to draw answers (or "questions" to use [...]
What Have We Learned About Hygiene Post-COVID
- A 360 Perspective on Cleaning and Disinfecting 1. Why strategies in isolation don't work. Systems are needed. 2. That risk = hazard x exposure. To lower the risk, lessen the exposure. 3. That creating sterile environments is impossible (outside [...]
What is the biggest challenge facing school custodial departments?
The biggest challenges facing school custodial departments can vary depending on the specific circumstances and needs of the school district. However, some common challenges include: Budget Constraints: Many school custodial departments face tight budgets, which [...]
Level 5 Leadership
Level 5 leadership is not about being "soft" or "nice" or purely "inclusive" or "consensus-building." The whole point of Level 5 is to make sure the right decisions happen. Choose wisely "no matter how difficult [...]
Leverage for Knowledge Transfer
Knowledge Transfer (KT) is teaching and training for desired learning and performance outcomes — a practical not academic approach — and “transfer” of understanding, skills and wisdom from teacher to student is core to a KT system and its leverage [...]
Questions from Readers – Measuring Air Quality, Etc
Question: I am a retired senior citizen concerned regarding industrial development in my residential neighborhood. The plan includes over 700 tractor trailer parking spaces. During construction we are exposed to dust and noise. We can look forward to diesel [...]