This happens because of corrosion of copper , as the copper is exposed to air it reacts slowly with water from the moisture present in air, carbondioxide and oxygen. And the product formed is a mixture of copper hydroxide and copper carbonate as shown below.
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The time doesn’t wait.
Yes we say , we say . Wait for me, hey , hey , hey. We know it hurts, Its hard to say , yeah Oh yeah… You know its hard say Oh hey, Just stay , just stay, On the way Its hard to say Just stay By the way On the way OhContinue reading “The time doesn’t wait.”