Lime cannot be used
In manufacturing cement
In purification of sugar
As a mild antiseptic
As basic flux for hardness of H2O
As we have learnt,
Uses of Lime -
1)For manufacturing cement
2) For manufacturing sodium carbonate from caustic soda
3) For purification of sugar
4) For manufacturing dyes
5) used as basic flux for removing hardness of water
Lime does not have antiseptic properties
Therefore, option (3) is correct.