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Which among the given is used in welding broken pieces of iron rails machine parts -
Which among the given is used to denature ethanol
Which among the given is used to increase the anti-knocking property of petrol
Which among the given is used to iodise common salf -
Which among the given is used to make light weight, but strong plastic -
Which among the given is used to remove ink rust stains on cloth -
Which among the given is used to remove rust stains on cloth
Which among the given is very reactive kept in kerosene -
Which among the given listed is not a feature of organic farming
Which among the given metals can deposit copper from copper sulphate solution -