Bazalgette's design included a safety valve: when too much waste enters the system, raw sewage runs into the River Thames.
巴扎尔吉特当初设计了一个安全阀，当管网中的污水太多时，不经处理的污水便直接注入泰晤士河。
2
This discharge way's weakness is forgot to open valve, or open the valve and forgot to turn off the and caused a lot of compressed air waste.
这种排放方式的缺点在于忘了开启阀门，或打开阀门后而忘记关上，造成大量压缩空气的浪费。
3
The higher flow capacity and reduced turbulence in the valve allow the barrel filling operation on the scale to be accomplished faster and with less splashing and waste.