'Vessel' in the Bible

"When any one lights a lamp, he does not cover it with a vessel or hide it under a couch; he puts it on a lampstand, that people who enter the room may see the light.

Three months passed before we set sail in an Alexandrian vessel, called the 'Twin Brothers,' which had wintered at the island.

Or has not the potter rightful power over the clay to make out of the same lump one vessel for more honourable and another for less honourable uses?