Despite this a submarine tanker will in the future still have little prospect of being employed for the carriage of oil between the known main oil-producing areas and the consumption centres because of economic considerations.
Ngaphandle koku inkwili yenqanawa yokuthutha ipetroli iyakuba nombono omncinci kwixesha elizayo wokusebenza ekuthutheni i-oyile phakathi kweendawo ezingondoqo zokuvelisa i-oyile kwakunye neendawo ezifunxayo ngenxa yokucingela uqoqosho.