Security agencies are hugely concerned jihadists returning from fighting with IS could try to use toxic chemicals in other parts of the world to create "mass terror," according to Hamish de Bretton-Gordon, Managing Director of Avon Protection Systems. 

Fall protection hardware vendors and manufacturers have been inventing new techniques and methods for preventing falls.

The agency has announced a "national dialogue" with stakeholders on ways to prevent work-related illness and injury caused by exposure to hazardous substances. 

The CDC estimates that about 385,000 sharps-related injuries occur annually among healthcare workers in hospitals.  

CNN Chief Medical correspondent Dr. Sanjay Gupta demonstrates how staff treating patients suit up in PPE.