Quick Answer: What Are The 9 Main Groups Of Hazardous Substances?

What is the dangerous substance?

Dangerous substances — any liquid, gas or solid that poses a risk to workers’ health or safety — can be found in nearly all workplaces.

Some highly dangerous substances — such as asbestos or polychlorinated biphenyls (PCBs) — are now banned or under strict control..

How do you identify a hazard?

To be sure that all hazards are found:Look at all aspects of the work and include non-routine activities such as maintenance, repair, or cleaning.Look at the physical work environment, equipment, materials, products, etc. … Include how the tasks are done.Look at injury and incident records.More items…

What are 3 types of hazardous classifications used on chemicals?

GHS uses three hazard classes: Health Hazards, Physical Hazards and Environmental Hazards. These aren’t required by OSHA. Health hazards present dangers to human health (i.e. breathing or vision) while physical hazards cause damage to the body (like skin corrosion).

What are the 4 hazard categories?

Below are are the four common types of hazards you should be aware of at work.Physical Hazards. This is the most common type of workplace hazards. … Ergonomic Hazards. Every occupation places certain strains on a worker’s body. … Chemical Hazards. … Biological Hazards. … MOBILE OFFICE LOCATION. … PASCAGOULA OFFICE LOCATION.

What are the six physical hazards?

Physical hazards include:Radiation: including ionizing and non-ionizing (EMF’s, microwaves, radio waves, etc.) materials.High exposure to sunlight/ultraviolet rays.Temperature extremes – hot and cold.Constant loud noise.

Which pictogram is used for health hazards?

The exclamation mark pictogram is used for the following classes and categories: Acute toxicity – Oral, Dermal, Inhalation (Category 4) Skin corrosion/irritation – Skin irritation (Category 2) Serious eye damage/eye irritation – Eye irritation (Category 2 and 2A)

What is hazard and example?

A hazard is something that can cause harm, e.g. electricity, chemicals, working up a ladder, noise, a keyboard, a bully at work, stress, etc. … For example, working alone away from your office can be a hazard. The risk of personal danger may be high. Electric cabling is a hazard.

What are the seven main groups of hazardous substances?

There are seven groupings of hazardous substances including harmful, dangerous to the environment, corrosive, flammable, explosive, toxic and oxidising.

What is the 5 types of hazard?

OSHA’s 5 Workplace HazardsSafety. Safety hazards encompass any type of substance, condition or object that can injure workers. … Chemical. Workers can be exposed to chemicals in liquids, gases, vapors, fumes and particulate materials. … Biological. … Physical. … Ergonomic.

What Colour are hazard symbols?

Commonly seen when using hazardous chemicals, a warning sign is triangular in shape. Over 50% of the sign must be yellow or amber with a thick black edge and a clear pictogram of the hazard, often referred to as hazard signs.

What do hazard symbols mean?

Hazard symbols or warning symbols are recognisable symbols designed to warn about hazardous or dangerous materials, locations, or objects, including electric currents, poisons, and radioactivity. The use of hazard symbols is often regulated by law and directed by standards organizations.

What are the common types of hazard?

What types of hazards are there?biological – bacteria, viruses, insects, plants, birds, animals, and humans, etc.,chemical – depends on the physical, chemical and toxic properties of the chemical,ergonomic – repetitive movements, improper set up of workstation, etc.,More items…

What are the 9 hazard symbols?

CLP hazard pictogramsExplosive (Symbol: exploding bomb)Flammable (Symbol: flame)Oxidising (Symbol: flame over circle)Corrosive (Symbol: Corrosion)Acute toxicity (Symbol: Skull and crossbones)Hazardous to the environment (Symbol: Dead tree and fish)More items…•

What is hazard category?

The category tells you about how hazardous the product is (that is, the severity of hazard). Category 1 is always the greatest level of hazard (that is, it is the most hazardous within that class). If Category 1 is further divided, Category 1A within the same hazard class is a greater hazard than category 1B.

What is the hazard symbol for harmful?

Skull and Crossbones: Substances, such as poisons and highly concentrated acids, which have an immediate and severe toxic effect (acute toxicity).

What is the radioactive symbol?

The life of the radioactive ‘trefoil’ began in 1946 at the University of California, Berkeley. The symbol was first ‘doodled’ by members of a research group headed by Nels Garden, who wrote in a letter that the symbol “would best symbolize the degree of hazard, type of activity, etc., but which was simple in design”.

What is a hazard code?

GHS hazard statement means a standard phrase assigned to a hazard class and category to describe the nature and severity of a chemical hazard. Each hazard statement is designated a code, starting with the letter H and followed by 3 digits. H2xx: Physical hazards; H3xx: Health hazards; H4xx: Environmental hazards.

What is a hazard label?

Labels, as defined in the HCS, are an appropriate group of written, printed or graphic informational elements concerning a hazardous chemical that are affixed to, printed on, or attached to the immediate container of a hazardous chemical, or to the outside packaging.

What are the 10 types of hazard?

The Top 10 Workplace Hazards and How to Prevent ThemSlips, trips, and falls. Falls from tripping over who-knows-what (uneven floor surfaces, wet floors, loose cables, etc.) … Electrical. … Fire. … Working in confined spaces. … Chemical hazards. … Biological hazards. … Asbestos. … Noise.

What are the main groups of hazardous substances?

A substance may be classified as one or more of the following 9 types:Explosives.Flammable.Oxidising.Gas under pressure.Corrosive.Toxic.Health hazards.Serious health hazards.More items…•

How are hazardous chemicals classified?

Hazardous substances are classified based only on health effects (whether they are immediate or long term), while dangerous goods are classified according to their immediate physical or chemical effects, such as fire, explosion, corrosion and poisoning, affecting property, the environment or people.