api36API :Degrees API Gravity. API Gravity Definitions: Definition of API Gravity of water provided by Pedia:. The American Petroleum Institute gravity, or API gravity, is a measure of how heavy or lht a petroleum liquid is compared toapi36 Imrasi gencar melakukan upaya-upaya penegakan hukum keimrasian, baik terhadap WNI maupun WNA yang diduga melanggar peraturan atau terlibat dalam kasus pembersihan