Why during etching the image is black and white?
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It's difference Phase. And for that we do etching
It’s difference Phase.
And for that we do etching
See lessEtching is done to differentiate the phases present.
Etching is done to differentiate the phases present.
See lessOne region like GB etches more and does not allow light to reflect back and makes it dark. Lighter one etches less and light gets reflected easily.
One region like GB etches more and does not allow light to reflect back and makes it dark. Lighter one etches less and light gets reflected easily.
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