S Korea tests wireless train seat alerts Post a Comment A bluetooth system that alerts underground train users to give up their seats for pregnant travellers is trialled in South Korea. Baca JugaE3 2021: What to expect at the world's most influential gaming eventBacklash against 'frightening' tests on whalesPoorer nations 'more focused on sustainability' Read More Share : You may like these posts :How fish and shrimps could be recruited as underwater spiesBlue belt zones to protect minke whalesFacebook stops apps being pre-installed on Huawei phonesMicrosoft deletes massive face recognition database Post a Comment for "S Korea tests wireless train seat alerts"
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