Short Takes – 10-24-22

U.S. Chemical Safety Board Urges Schools to Follow Safety Guidance. CSB.gov warning. Another school chemical demonstration [well written article] injures students.  Pull quote: “While the CSB is not investigating this incident, it is similar to other serious classroom fires that have been investigated by the agency where students and teachers were injured. Those fires occurred during lab or classroom demonstrations of flames produced by burning a flammable liquid, usually methanol. In the previous cases, methanol from bulk containers was poured directly onto flames. There was a flash back to the methanol bulk containers, and the resulting fires injured students and others in the area.” Back to School Safety Alert

The main COVID symptoms have changed, research shows. TheHill.com article. More like cold and flu symptoms. Pull quote: “Researchers have found that for participants in all three groups — fully vaccinated, those who received just one dose, and unvaccinated — four of the five most commonly reported symptoms are the same: sore throat, runny nose, persistent cough, and headache.”

CNC Machines Vulnerable to Hijacking, Data Theft, Damaging Cyberattacks. SecurityWeek.com article. Trend Micro analyzed CNC products from Haas, Okuma, Heidenhain and Fanuc. Pull quote: “The cybersecurity firm started notifying impacted CNC vendors last year and says they have all taken steps to reduce the risk of malicious attacks, including through patches and new security features.”