By mixing leachate with water for dilution as influents in the process, the removal efficiency of TP in the first BBF was 51.38%, but that in the second BBF was unsteady.

采用垃圾渗滤液和配水混合方式进水，一级BBF的总磷去除率为51.38%，但二级BBF总磷去除效果不稳定。

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Much of the material goes abroad directly from the donor in deals that BBF arranges.

FORBES: Your Charity Dollars at Work

Now 55 and the youngest of five children, Luke Hingson recalls helping out at BBF as a child.

FORBES: Your Charity Dollars at Work

Hingson says that BBF won't accept anything unless it's in good shape and there's a use for it soon.

FORBES: Your Charity Dollars at Work