Hygiene in the Office
Hygiene at the Work Site
Controlling the Hazard
Interesting History
100

This microorganism is ubiquitous in the environment and can proliferate on building materials if adequate moisture and “food” are present.

What is fungus (mold)?

100

A common biproduct of fossil fuel combustion, exposure to this odorless gas can impede the blood's ability to carry oxygen to organs/tissues.

What is carbon monoxide (CO)?

100

This personal protective equipment is designed to prevent you from breathing in harmful airborne contaminants:

What is a respirator?

100

Pictured below, this industrial disaster occurred in modern Ukraine and exposed thousands of workers and civilians to harmful amounts of ionizing radiation.

What is the Chernobyl disaster?

200

This document details the chemical composition, safe handling and storage requirements for products containing hazardous chemicals.

What is a Safety Data Sheet (SDS) or Material Safety Data Sheet (MSDS)?

200

This hazardous gas has a rotten egg odor, is naturally occurring and may be encountered during excavation or petroleum drilling projects.

What is hydrogen sulfide (H2S)?

200

This method of exposure control involves the use of physical barriers or specialized ventilation systems to mitigate workplace exposure hazards.

What are engineering controls?

200

First recognized in the 1950s, coal workers' pneumoconiosis is a lung disease associated with chronic exposure to coal dust. What is the common name for this disease?

What is black lung disease?

300

This fibrous mineral was once commonly used in building materials due to its strength and heat resistant properties. However, research has shown that airborne exposure to this mineral may lead to lung disease.

What is asbestos?

300

What airborne exposure hazard is most likely to be encountered during the task pictured below?

What is respirable crystalline silica?

300

Pictured below, this term describes the process of controlling the release of asbestos fibers into the air, using specialized removal, encapsulation or enclosure methods.

What is asbestos abatement?

300

Documented in the 1906 novel "The Jungle", poor working conditions in this industry drew national attention to the importance of industrial hygiene.

What is meat packing?

400

The environments pictured below can provide a reservoir for this genus of bacteria which can be inhaled when contaminated water becomes aerosolized.

What is Legionella?

400

What is the term used to describe the type of work environment pictured below that has restricted means of entry/exit?

What is a confined space?

400

This method of exposure control involves the enforcement of rules and best practices to make work processes safer.

What are administrative controls?

400

The Occupational Safety and Health Act, which established OSHA, was signed into federal law in 1970 by this former president.

Who is President Richard M. Nixon?

500

These types of chemicals are emitted as gasses, tend to have strong odors and are commonly used in cleaning products, solvents and adhesives.

What are volatile organic compounds (VOCs)?

500

Under OSHA regulations, occupational exposure to noise above this level requires that the employee be enrolled in the company's Hearing Conservation Program.

What is 85 decibels (calculated as a time-weighted average)?

500

The local ventilation system pictured below is designed to limit exposure to harmful chemical fumes.

What is a fume hood?

500

Unsafe storage of this chemical compound, commonly used in fertilizer, led to the Texas City Disaster of 1947 (pictured below), as well as the West Texas Explosion of 2013.

What is ammonium nitrate?

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