Pine processionary development, pine processionary caterpillars are highly irritating to the skin. Contact with the hairs of the caterpillar can cause severe rashes (urticaria) and eye irritation. Some individuals may have an allergic reaction to the caterpillar's hairs. 5th stage larvae can eject hairs when threatened or stressed; the hairs, which have the form of harpoons, then penetrate and irritate all areas of exposed skin nearby with an urticating protein. Allergic reactions may follow in susceptible individuals on subsequent exposure to the hairs. The pine processionary is an economic pest in coniferous forests in southern Europe. It is controlled to some extent
Health Hazard Evaluation Program mid-sized business owners can request an OSHA consultation, and owners are required to correct identified hazards. In contrast, employers, employees, and unions from any sized business can request an HHE, and employers are not required to follow HHE program recommendations. The HHE Program provides technical assistance during federal emergencies. Staff are trained to respond to a natural disasters and biological, chemical, explosive, and radiological events. The HHE Program provided protection to emergency response workers in the September 11 attacks, anthrax attacks, Hurricane Katrina, Deepwater Horizon oil spill, and the Ebola epidemic. Health Hazard Evaluation Program The Health Hazard Evaluation (HHE)