SOURCE : PUNE MIRRIOR Indian Navy is all set for a big leap. Defence Research and Development Organisation (DRDO) has developed technology to help conventional submarines stay under water for 15 to 20 days before replenishing their supply of oxygen, thereby increasing their stealth capabilities. “Conventional submarines usually surface every 24 hours to replenish their […]
from idrw.org http://idrw.org/?p=53524
ref=da&site=blogger">IFTTT
from idrw.org http://idrw.org/?p=53524
ref=da&site=blogger">IFTTT
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