T & P yana tsaye ne akan "Zazzabi da Rarraba" da kuma ƙa'idar saurin T & P shi ne ɓoya mai tsaro wanda aka samo a cikin mai sha .
Tullolin T & P na taimakon gaggawa sun fi dacewa da suturar fitarwa. Tullolin T & P yana aiki kamar radiator a kan motarka.
Dalilin wannan bawul din shi ne don taimakawa yawan zafin jiki ko matsalolin ginawa a cikin tanki idan ya fuskanci iyakokin tasirin tanin tanki.
Wannan bawul din yana samuwa a saman tanki kuma sau da yawa an shigar da shi kai tsaye a cikin tanki na kanta. Don gwada bawul din ya tashi a kan rike da dan kadan kuma ruwan zafi ya kamata ya fita daga cikin bututu.
Har ila yau Known As: T & P Jawabin, T & P, Zazzabi da kuma matsa lamba Relief Valve, Latsa Relief Valve