Task 1: Use of sodium hypochlorite 1 At WWA, the way in which sodium hypochlorite is supplied has changed, as described in the scenario and shown in supporting document 1. (a) Discuss what difference, if any, this has made to the risks associated with the use of sodium hypochlorite at WWA. (20) Note: You should support your answer, where applicable, using relevant information from the scenario and supporting documents 1 and 2. (b) What additional control measures could be introduced in Lab 1 if it is decided that the use of 20 litre containers of sodium hypochlorite is to be continued? (15) Note: You should support your answer, where applicable, using relevant information from the scenario and supporting documents 1 and 2