What are the hazard categories?
There are eleven classification categories regarding hazards, as follows:Acute toxicity.Skin Corrosion / Irritation.Serious Eye Damage / Eye irritation.Respiratory or Skin Irritation.Germ Cell Mutagenicity.Carcinogenicity.Reproductive Toxicity.Specific Target Organ Toxicity - Single exposure.More items...•
What are the 3 categories that are classified as hazards?
Hazard group – While not given a formal definition, GHS divides hazards into three major groups – health, physical and environmental.
What is a Category 4 hazard?
It's important to note, the HazCom 2012 categories are similar yet contradictory to the HMIS/NFPA ratings: GHS 1 – 4 rating system ranks 4 as the least severe while NFPA's rank 4 is most severe.
What are Category 1 and 2 hazards?
Hazards are divided into two categories. Those which score high on the scale (and therefore the greatest risk) are called Category 1 hazards. Those that fall lower down the scale and pose a lesser risk are called Category 2 hazards.
Is Category 3 High Risk?
Category 1 is always the greatest level of hazard. (In other words, 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. Category 2 within the same hazard class is more hazardous than Category 3, and so on.
What is a Category 1 health hazard?
The specific Health hazard criteria to be reviewed are: Acute toxicity (oral, Dermal and Inhalation), Categories 1-4. Skin corrosion / Irritation, Categories 1A, 1B, 1C, and 2. Serious eye damage / eye Irritation, Categories 1, 2A, and 2B. Respiratory or Skin Sensitization, Category 1A and 1B.
What does Level 4 reactive hazards indicate?
Reactivity. ◆ Level 4 – Materials that are easily capable of explosive decomposition at normal temperatures and pressure. ◆ Level 3 – Materials that are easily capable of explosive decomposition, but require an ignition source or will react explosively with water.
What are the 4 types of hazardous materials?
Class 1: Explosives. Class 2: Gases. Class 3: Flammable Liquids. Class 4: Flammable Solids or Substances.
What is a Class 4 explosive?
Class 4 - Flammable solids; Substances liable to spontaneous combustion; Substances which, on contact with water, emit flammable gases.
What is Acute Toxicity Category 4?
Toxicity category IV is Practically non-toxic and not an irritant.
When was the WHMIS system introduced?
WHMIS Pictograms/ Symbols. Workplace Hazardous Materials Information System (WHMIS) was introduced in Canada in 1988 so that workers could receive information about the hazardous products they may use.
What is a WHMIS pictogram?
The WHMIS Pictograms/ Symbols are graphic images that immediately show you what type of hazard a hazardous product presents. With a quick glance, you can see, for example, that the product is flammable, or if it might be a health hazard. Most pictograms have a distinctive red, diamond-shaped border.