During the 22nd century, a new technology was put into the sea, clensing the water of polluting substances.
Nga centuary ya vhu 20 ha mbo ḓi fhaṱiwa tshimelwa tshine tsha ita uri hu ḓe maḓi a vhuḓi, fhedzi hu kha ḓi vha na ṱhahelelo ya maḓi kha zwithu zwine zwi sa kone u tshila nga maḓi a lwanzhe.