abstract background and objective: having knowledge about potential risks and the usage of safety equipment in laboratories can decrease the risk of occupational exposure. the aim of this study was to evaluate the predisposing factors for occupational exposure and to assess the usage of safety equipment among personnel of medical diagnostic laboratories in birjand. material and methods: in this...

W Hurricane Sandy pummeled the northeast and mid-Atlantic states in October, uprooting trees and causing massive f looding, at least three large hospitals were forced to evacuate after emergency generators failed. Governors of 10 states declared emergencies and requested federal aid. As in the super derecho that swept through the Midwest and mid-Atlantic 4 months earlier, millions of residents ...

ite power and grounding audits/evaluations of commercial and industrial locations routinely identify electrical power system grounding and bonding problems. According to S. Frank Waterer, an electrical engineering IEEE Fellow at Schneider Electric with more than 30 years of experience, approximately 70% of all anomalies, dysfunctions, or problems associated with power distribution systems are d...

This paper proposes guidelines and an approach for assessing and ensuring that the replacement of electrical and electronic parts used in aircraft electrical systems and equipment is addressed safely from the software perspective in the certification process while minimizing manufacturer and operator costs and schedule impacts. Many electronic components used in already certified aircraft syste...

Reports on when to replace personal protective equipment.