Question

Why do you think the same hazard warning signs are used all over the world?

Answer 1

Answer:

Each chemical has a different hazard. Some may be poisonous, cause burns, catch fire easily or even explode. To warn us of the hazards chemicals use hazard symbols. These symbols are used all over the world, so no matter what language its in you'll understand the hazard.

Explanation:

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Answer 2

Explanation:

Same hazard warning signs are used all over the world so they can be easily read and understood by all people across the globe.Do that if a person visits other country,he would not have difficulty in understanding the hazard warning signs which will be very useful for him.