A fertiliser company is testing several new NPK mixtures. The proportions are changed after each development trial. After one mixture is selected, the same mixture will be manufactured throughout the year to meet regular demand.
Which statement gives the most suitable production plan?
Use batch production for both the development trials and manufacture of the established mixture.
Use continuous production for both the development trials and manufacture of the established mixture.
Use batch production for the development trials and continuous production for the established mixture.
Use continuous production for the development trials and batch production for the established mixture.
136 exam-style questions on OCR GCSE Chemistry 6.1 Improving processes and products, covering 6.1.1 Extracting metals industrially and by electrolysis, 6.1.2 Life cycle assessment and recycling, 6.1.3 Biological methods of metal extraction, 6.1.4 The Haber process and the production of fertilisers, 6.1.5 Alloys and their uses, 6.1.6 Corrosion and its prevention, 6.1.7 Comparing and selecting materials, and 6.1.8 Industrial conditions, rate and position of equilibrium. Each one has a worked solution and a mark scheme showing where the marks go.