Q194.Direction of the question: The question consists of four statements labelled 1, 2, 3 and 4, which when logically ordered, form a coherent paragraph. Rearrange the statements to construct a coherent paragraph and then type your answer in the box provided.
1. Veena Sahajwalla, a materials scientist at the University of New South Wales, believes there is a new way of solving this problem.
2. Her vision is for automated drones and robots to pick out components, put them into a small furnace and smelt them at specific temperatures to extract the metals one by one before they are sent off to manufacturers for reuse.
3. E-waste contains huge quantities of valuable metals, ceramics and plastics that could be salvaged and recycled, although currently not enough of it is.
4. She plans to build microfactories that can tease apart the tangle of materials in mobile phones, computers and other e-waste.
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Q194
26 Nov 2023
Q194.Direction of the question: The question consists of four statements labelled 1, 2, 3 and 4, which when logically ordered, form a coherent paragraph. Rearrange the statements to construct a coherent paragraph and then type your answer in the box provided.
1. Veena Sahajwalla, a materials scientist at the University of New South Wales, believes there is a new way of solving this problem.
2. Her vision is for automated drones and robots to pick out components, put them into a small furnace and smelt them at specific temperatures to extract the metals one by one before they are sent off to manufacturers for reuse.
3. E-waste contains huge quantities of valuable metals, ceramics and plastics that could be salvaged and recycled, although currently not enough of it is.
4. She plans to build microfactories that can tease apart the tangle of materials in mobile phones, computers and other e-waste.
