Hazard identification, Science

Assignment Help:

Hazard Identification : Each United Nations hazard class (with the exception of class 9) has a distinctive diamond shaped label bearing a pictogram for quick hazard recognition. Figure gives a colour chart for all the classes and subclasses.

Each label has a characteristic background colour. These colours convey the nature of different chemical substances as given below.

Colour                                                Nature

Orange                                                Explosive

Red                                                     Flammable

Blue                                                    Water reactive

Yellow                                                 Oxidiser

White                                                  Toxic or Infectious

White or Yellow and White                     Radioactive

Black and White                                   Corrosive

All the classes are discussed briefly in the following paragraphs.


Related Discussions:- Hazard identification

Why does a glacier move, Why does a glacier move? It moves due to the h...

Why does a glacier move? It moves due to the huge pressure of the ice and snow lowers the freezing point of its lower layers, causing them to melt.

Explain the apnoea - histotoxic hypoxia, Explain the Apnoea Apnoea mean...

Explain the Apnoea Apnoea means cessation of breathing. Temporary apnoea may be seen in low carbon dioxide tension in blood. During swallowing, there is a temporary apnoea.

Explain haemopoietic function, Explain Haemopoietic function Gastric ju...

Explain Haemopoietic function Gastric juice contains the intrinsic factor, which is essential for the absorption of vitamin B 12 . Vitamin B 12 present in food combines with i

State the acid solution weathering, Acid solution weathering Weatherin...

Acid solution weathering Weathering is accelerated by the presence of the hydrogen ions in water.  Rain water dissolves CO 2 from air to form carbonic acid, H 2 CO 3 . When t

Illustrating an eclipse of the sun, Illustrating an eclipse of the sun ...

Illustrating an eclipse of the sun Hold a small coin a few inches from one eye and close the other eye while looking at the lighted electric bulb on the ceiling of a room. The

Blowing soap bubbles, Blowing soap bubbles Soap films and bubbles serve ...

Blowing soap bubbles Soap films and bubbles serve very well for observations on surface tension. You can make a good soap bubble solution by placing three level tablespoonfuls o

Mode of nutrion, Ask question mode of nutrion in tigers

Ask question mode of nutrion in tigers

Diastrophism, what is diastrophism and the theories of diastrophism?

what is diastrophism and the theories of diastrophism?

Define precautions for estimation of iron in the solution, Define Precautio...

Define Precautions for Estimation of Iron in the Solution? 1. Washing of glassware for iron estimation is important. Insufficient washing for iron removal may cause fluctuation

Emroyology, what is tetrology of fallut? write down the emroyological basis...

what is tetrology of fallut? write down the emroyological basis of this condition?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd