The Claw of Archimedes was used as ...
irrigation tool
weapon that protected Syracuse
buoyancy test
locksmith's tool
Archimedes devised defensive devices to counter the Roman efforts including a huge crane operated hook – the Claw of Archimedes – that was used to lift the enemy ships out of the sea before dropping them to their doom. 
reach: rather globalancient Greeceancient historyAncient inventionsArchimedeshistoryinventions
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