How to detect colours of all reactions?

1.	How to detect colours of all reactions?
Answer» ANSWER: What do you mean by how can U DETECT COLOURS if you have cones in your eyes you will surely see the colour formed after the reaction Explanation:

Answer»

What do you mean by how can U DETECT COLOURS if you have cones in your eyes you will surely see the colour formed after the reaction

Explanation:

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