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715 Electrical Safety for Technicians and Supervisors
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Electricity is Dangerous

Introduction

Whenever you work with power tools or on electrical circuits, there is a risk of electrical hazards, especially electrical shock.

Electrical work can be deadly if not performed safely.

Anyone can be exposed to these hazards at home or at work. Workers are exposed to more hazards because job sites can be cluttered with tools and materials, fast-paced, and open to the weather. Risk is also higher at work because many jobs involve electric power tools.

Electrical workers must pay special attention to electrical hazards because they work on electrical circuits. Coming in contact with an electrical voltage can cause current to flow through the body, resulting in electrical shock and burns. Serious injury or even death may occur.

As a source of energy, electricity is used without much thought about the hazards it can cause. Because electricity is a familiar part of our lives, it often is not treated with enough caution. As a result, an average of one worker is electrocuted on the job every day of every year.

It's important that you be familiar with OSHA's electrical standards to help save lives and avoid OSHA citations. Electrical-related violations in OSHA's Top Ten each year are related to violations in the control of hazardous energy (Lockout/Tagout).

To see the latest list of most frequently cited OSHA standards, visit OSHA's Top 10 webpage.

Knowledge Check Choose the best answer for the question.

1-1. An electrical shock is received when electrical _____ passes through the body.