Should a site waste treatment system not be available, permission could be obtained from the municipal or private sewer authority to put neutralized waste solutions to sanitary drains.
如果没有可用的废水处理系统，可经市政或私人下水道的授权将中和的废液流到污水下水道。在任何情况下，任何形式的废液都不允许进入雨水下水道。
Should a site waste treatment system not be available, permission could be obtained from the municipal or private sewer authority to put neutralized waste solutions to sanitary drains.
如果没有可用的废水处理系统，可经市政或私人下水道的授权将中和的废液流到污水下水道。在任何情况下，任何形式的废液都不允许进入雨水下水道。
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