What is the hazard class?

A hazard class is a group of hazardous chemical substances that share similar properties. Systems of hazard classes are used to group hazards together in a manner based on an internally consistent set of technical criteria.

Which hazard classes have divisions?

DOT Hazard Classes Explained

  • Hazard Class 1 – Explosives. The explosives hazard class is divided into six categories based on the kind of explosive hazard:
  • Hazard Class 2 – Gases. Gases have three divisions:
  • Hazard Class 4 – Flammable Solids.
  • Hazard Class 5 – Oxidizing Substance & Organic Peroxide.

What is the hazard class and division HC D?

The Hazard Class and Division (HC/D) is a numeric designator within a hazard class indicating the character, predominance of associated hazards, and potential for causing personnel casualties and property damage.

What type of hazard class division is 1.1 1?

mass explosion hazard
Division 1.1 consists of explosives that have a mass explosion hazard. Examples are black powder, nitroglycerine (desensitized), dynamite, most types of torpedoes, and mercury fulminate.

How many hazard divisions are there?

nine classes
A visor card guide for state and local law enforcement officials illustrating vehicle placarding and signage for the following nine classes of hazardous materials: 1) Explosives, 2) Gases, 3) Flammable Liquid and Combustible Liquid, 4) Flammable Solid, Spontanaeously Combustible and Dangerous When Wet 5) Oxidizer and …

What is a division 1.1 1.2 or 1.3 material?

Division 1.1: Substances and articles which have a mass explosion hazard. Division 1.2: Substances and articles which have a projection hazard but not a mass explosion hazard. Division 1.3: Substances and articles which have a fire hazard and either a minor blast hazard or a minor projection hazard or both.

What type of hazard class is 1.4 s?

explosives
Hazard class 1, division 1.4S placards meet DOT placarding specifications for explosives.

What are the three classification of hazard?

GHS consists of three major hazard groups :

  • Physical hazards.
  • Health hazards.
  • Environmental hazards.

What are the 9 hazard classes?

Class 4.1 Flammable solids: These will burn easily than normal combustible materials.

  • Class 4.2 Spontaneously combustible: These can be either solids or liquids. They ignite spontaneously when in contact with oxygen.
  • Class 4.3 Dangerous when wet: These goods react with water to generate flammable gas that can be ignited by the heat of the reaction.
  • What is the definition of hazard class?

    What Does Hazard Classes Mean? A hazard class is a group of hazardous chemical substances that share similar properties. Systems of hazard classes are used to group hazards together in a manner based on an internally consistent set of technical criteria.

    What are the hazard classifications?

    Acute toxicity

  • Skin corrosion/irritation
  • Serious eye damage/eye irritation
  • Respiratory or skin sensitization
  • Germ cell mutagenicity
  • Carcinogenicity
  • Reproductive toxicity
  • Specific target organ toxicity – single exposure
  • Specific target organ toxicity – repeated exposure
  • Aspiration hazard
  • What is a hazard class?

    Hazard classes are a way of grouping together products that have similar properties. Most of the hazard classes are common to GHS and will be used worldwide by all countries that have adopted GHS. Some hazard classes are specific to WHMIS 2015. List of Hazard Classes. Physical Hazards . Flammable gases ; Flammable aerosols ; Oxidizing gases