What is meant by ozone depletion ?

What is meant by depletion region in a junction diode? How is this region formed?

What is meant by ozone shield? What is its significance? How is it affected by CFCs and ozone depleting substances?

What is meant by : benzoylation ?

What is meant by Energy degradation ?

What is meant by an octave.?

What is meant by hydrogenation?

What is meant by the end correction ?