Although now the transport of LNG predominates, there have also been increases in the traffic in LPG At the present time about 560 LPG tankers, mainly of relatively small size, with a total cargo tank capacity of about 4 million m³, transport about 18 to 20 million tons of liquefied petroleum gas each year.
Nangona ngoko ezothutho zisongana ,kukho kwakhona nokwanda kwengxinano yezithuthi kwi LPG ngalomzuzu kukho malunga netanki eziyi 560,ikakhulu zezencinci ezinomthamo omalunga ne4 yezigidi izithuthi ziyi 18 ukuya kwi 20 izigidi zetoni zerhasi enyityikisiweyo ipetroleum rhoqo ngonyaka