What do you mean by universal signs?
What do you mean by universal signs?
Chemicals are labeled with necessary symbols according to their classes to store or distribute them. As a result, a user can easily know about the chemical from its symbol. These symbols are called harmonized signs. All of the countries in the world use these signs for the same reason.
So, these symbols are called globally harmonized signs. The usage of these signs prevents any unwanted accidents.
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