(N/A) $(i)$ In daily life,it is used as a hair bleach and as a mild disinfectant. As an antiseptic,it is sold in the market as perhydrol.
$(ii)$ It is used to manufacture chemicals like sodium perborate and per-carbonate,which are used in high-quality detergents.
$(iii)$ It is used in the synthesis of hydroquinone,tartaric acid,and certain food products and pharmaceuticals (e.g.,cephalosporin).
$(iv)$ It is employed in industries as a bleaching agent for textiles,paper pulp,leather,oils,fats,etc.
$(v)$ Nowadays,it is also used in Environmental (Green) Chemistry. For example,in pollution control treatment of domestic and industrial effluents,oxidation of cyanides,and restoration of aerobic conditions to sewage wastes.