1. Analyze the physical form of the substance
The first things to look for are the shape, color and odor of a chemical substance. The shape will give you an initial idea of the product's toxic potential.
1.1 Importance of the substance's physical form
The physical form of a chemical substance determines its contact with the body. This contact, to a greater or lesser extent, determines the substance's penetration into the body.
Contact factors differ depending on whether the substance is a solid, liquid, aerosol or gas.
For liquids: depending on the process, there is a possibility of evaporation and aerosolization, and therefore of more or less deep penetration into the respiratory tract. Liquids of varying viscosity may come into...
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Analyze the physical form of the substance
Analyze physico-chemical characteristics
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