Analysis of information sources in references of the Wikipedia article "食物垃圾處理機" in Chinese language version.
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Most major cities banned garbage disposers after World War II, driven by worries that ground food would clog sewer pipes beneath their booming neighborhoods. ... But a series of studies from universities and the not completely disinterested plumbing industry showed that the additional waste from ground food scraps would rarely harm a city sewage system.(页面存档备份,存于互联网档案馆)
Most major cities banned garbage disposers after World War II, driven by worries that ground food would clog sewer pipes beneath their booming neighborhoods. ... But a series of studies from universities and the not completely disinterested plumbing industry showed that the additional waste from ground food scraps would rarely harm a city sewage system.(页面存档备份,存于互联网档案馆)