Yini isihlukanisi se-TPI?

Ngakho-ke, isihlukanisi se-TPI igama elijwayelekile elisetshenziswa ohlotsheni olunjalo lwezihlukanisi. Isihlukanisi uma sisetshenziswa ekuhlukaniseni uketshezi - izigaba eziwuketshezi (ikakhulukazi ukukhishwa kwamafutha amahhala ekwelapheni kwamanzi anamafutha) zibizwa ngokuthi i-TPI (I-Tilted plate interceptor) noma isihlukanisi se-CPI.