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Ohmylexi
A firework. 
It explodes, which is making it a characteristic property, and when making a firework you have to use the right measurements for certain fireworks to be made which is a physical property 
A characteristic property is a chemical or physical property that helps identify and classify substances. The characteristic properties of a substance are always the same whether the sample being observed is large or small. Examples of characteristic properties include freezing/melting point, boiling/condensing point, density, magnetism, and solubility.