Certain substances react exothermically thus generating gases. These may even explode on heating. Therefore storage is wet i.e. under water or a suitable solvent.

Avoid impact, Knocks, sparks, friction, fire and heat

Certain substances mainly through oxygen evolution increase the fire hazard and the intensity of a fire.

Avoid contact with flammable substances. Risk of ignition! The substance promotes fire once started and impedes fire fighting.

Certain substances in contact with human body can cause severe damage to health and sometimes be lethal. Especially carcinogenic. teratogenic or mutagenic toxic effects.

All contact with human body should be avoided. Particularly carcinogenic. teratogenic or mutagenic risk associated substances. Seek medical advice, if unwell.

Certain substances in contact with human body cause acute or chronic damage to health especially carcinogenic. teratogenic or mutagenic associated substances. There is risk of sensitization by inhalation.

All contact with the human skin must be avoided particularly attention is drawn to substances having carcinogenic, mutagenic or teratogenic effects.

Liquids with a flash point below 0^oC and a boiling point of 35^oC below are Extremely Flammable. Liquids with a flash point of 21^oC or more and below or equal to 55^oC are Flammable.

Keep away from naked flames, sparks and sources of heat.

Certain substances cause total damage to living tissues.

Take special measures to protect eyes, skin and clothes. Do not inhale vapours. Seek medical advice, if unwell.

Certain substance which are in prolonged or repeatedly in contact with the skin may cause inflammation.

Avoid contact with eyes and skin. Do not inhale vapours.

Certain substance liberate various things into aquatic environments causing damage to the ecosystems.

Depending on the risk potential do not allow to enter sewerage systems, soil or environment.

Certain substances are subdivided into several categories relative to the nature of radioactivity.

Avoid contact with skin and take proper care of storage.