Subtitles section Play video Print subtitles refrigerators are one of the hardest items to recycle and they're filled with polluting gasses that can leak out in the process but is fighting to keep that from happening. First, they check whether a fridge still contains gasses. If there is gas, they attach tubes and collect it. Then they fold up the metal sheets and the machine crushes them into blocks. This rigid foam can't be melted and reshaped like other types of plastic, says the crumbled foam could be used to insulate roofs or made into coolers. Workers also stripped wires to sell the metals inside. On hill uses this machine to figure out whether each refrigerators gas affects the ozone. After analysis, ozone thinning gasses go into £4,000 storage tanks. If the fridge has a gas that doesn't affect the ozone hole, might reuse it in another refrigerator.
B1 ozone foam gas fridge thinning machine How old #refrigerators are #recycled. #shorts 12 0 林宜悉 posted on 2022/05/23 More Share Save Report Video vocabulary