<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31322053</termId><termName>septic tanks</termName><termType>PT</termType><termNote><![CDATA[ Watertight reservoirs or tanks that receive sewage and by sedimentation and bacterial action effect a process of clarification and partial purification. ]]></termNote><termCreatedDate>2026-03-30 20:26:49</termCreatedDate><relation><relationType>UF</relationType><termId>31322054</termId><termName>septic tank</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31322055</termId><termName>tanks, septic</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31306855</termId><termName>plumbing and stormwater system components</termName><termType>PT</termType></relation></term>  </Zthes>