在其中一个房间里，一组人使用板擦、刷子和纯净水，清洁并扫描39000张泛黄的病历卡，这些病例书写在从卡纸到厕纸在内的所有东西上。
In one room, a team wielding erasers, brushes and purified water clean and scan 39, 000 yellowing medical records written on everything from card stock to toilet paper.
因此你将需要喝大量的纯净、清洁的水，尽量试着去吃健康食物。
That is why you will need to drink lots of clear, clean water and try to eat a healthy diet as far as is possible.
尼科尔斯表示，先进的过滤系统将意味着，即便是使用后从这座大楼排出的空气，也会比这座城市最清洁的那天的空气更纯净。
An advanced filtration system will mean that even the air expelled from the building after use will, says Mr Nicholls, be cleaner than the air in the city on the cleanest day.
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