"Smaller, lighter BSFs," says Jellison, an associate professor of civil and environmental engineering, "would be cheaper, easier to transport and available to a broader global market."

杰里森，一个城市和环境工程学的副教授说：“一个更小，更轻的净水器，而且必须要更加的便宜，更容易运输，可以被广大的市场所接受。”

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"If people think of it at all, they tend to associate engineering with heavy industry and civil infrastructure, " the academy says on its website.

BBC: Berners-Lee wins engineering prize for world wide web