1. Cov khoom siv tub yees yuav tsum tau nruab nrog cov khoom siv hluav taws xob ua kom tiav, raws li tau teev tseg hauv "Kev Tiv Thaiv Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob ntawm Tuam Tshoj".
2. Cov khoom siv thauj khoom siv hauv cov tub yees yuav tsum ua raws li cov kev cai ntawm "Txoj Cai Tswj Xyuas Kev Nyab Xeeb ntawm Cov Khoom Tshwj Xeeb."
3. Cov chaw khiav ceev yuav tsum muaj nyob rau hauv lub tsev rau khoom.
4. Cov racks cia hauv lub tsev yuav tsum muaj lub zog txaus thiab rigidity.
5. Cov khoom siv tiv thaiv thiab ua ntej -cov tshuaj pab yuav tsum muab rau hauv cov chav ammonia tub yees thiab muab tso rau hauv qhov chaw nkag tau yooj yim.
6. Cov chav faib hluav taws xob thiab chav tshuab tub yees nrog siab -voltage tswj cov txee yuav tsum tau nruab nrog cov cuab yeej tshwj xeeb thiab cov cuab yeej tiv thaiv rau siab -voltage ua haujlwm.
