Which of the following substances is/are ozone depleting? Select the correct answer from the codes given below :1. Chlorofluoro Carbons2. Halans3. Carbon tetrachlorideCodes :

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Which of the following substances is/are ozone depleting? Select the correct answer from the codes given below :<br />1. Chlorofluoro Carbons<br />2. Halans<br />3. Carbon tetrachloride<br />Codes :