Recently, I have seen two articles on different aspect of chemical hazards and emergencies:

• One deals with lack of adequate assessment and oversight,
• The second deals with lack of regulation regarding the recent West, TX disaster

Probe of Texas fertilizer plant blast finds industry under lax regulation

A federal agency investigating a deadly explosion at a Texas fertilizer plant will tell a Senate committee Thursday that regulation of the dangerous chemicals used in the industry fall under a “patchwork” of standards that are decades old and are far weaker than rules used by other countries.

Somewhat related to this topic is the concern is the possibly toxic sludge that has been revealed after the flood waters recede in Calgary, Alberta. June 8.