Ever since 9/11 and the creation of the Department of Homeland Security, chemical plant security has been a top concern for national policy makers, the petro-chemical industry and the environemental community. But most of the concern has been about the threat of physical attack — bombs, missiles, etc.

Construction workers ran for their lives yesterday to avoid being crushed by an enormous crane that toppled over yesterday morning at a worksite in St. Petersburg, Florida. No one was injured in the incident but the video obtained by ABC News shows several workers who narrowly avoided being hit by the crane, which was estimated to be about ten stories tall.

Sensors are an increasing presence in our lives—from wearable gadgets to smart buildings, from autonomous vehicles to smart cities. In occupational health and safety, sensors are used widely for exposure monitoring, emergency response, and safer worker-machine interfaces. The use of sensors as real-time respirable dust monitors is a targeted application with its own specific challenges.

Exercise is vital when it comes to being healthy – especially for preventing cardiovascular disease and stroke – yet fewer than one in four U.S. adults are getting the federal physical activity recommendations for aerobic and strengthening activity. The American Heart Association (AHA) has designated April as Move More Month in an effort to encourage Americans to increase their level of physical activity.

Two-thirds of theater technicians and actors have experienced head impacts related to working in theater environments, according to a survey study in the March Journal of Occupational and Environmental Medicine. Apparently, though, the old adage, “the show must go on” is adhered to by theatre folk. Despite the fact that many of these injuries cause concussion symptoms, theater personnel usually continue their work onstage or backstage, according to the study by Jeffrey A. Russell, PhD, and Brooke M. Daniell, MEd, of Ohio University, Athens.

OSHA has added a searchable list of authorized Outreach trainers to its website make it easier for you to find authorized instructors for the 10- and 30-hour Outreach classes. The list provides trainer names and contact information, and indicates which course the trainer is authorized to teach (construction, general industry, maritime, or disaster site worker classes).

Next week, April 9-13, is “Stand-Up for Grain Engulfment Prevention Week,” an effort on the part of OSHA and the National Grain and Feed Association to reduce the number of grain engulfment deaths in the U.S. – which usually occur from suffocation.

On July 15, 2015, a passenger aboard a flight scheduled to leave from John F. Kennedy International Airport in Boston mentioned a perceived safety violation to a flight attendant. In response, the attendant exited the plane onto the jet way to contact a supervisor for guidance on addressing the safety concern.

Terrified employees trying to avoid being targets during yesterday’s mass shooting at YouTube headquarters in San Bruno relayed their experiences and feelings through Twitter. The shooter was reportedly 39-year-old Nasim Aghdam, a San Diego resident who police say may have been angry at the company for what she perceived as a “suppression” of her online videos.