1  2  3  4 

1  _  _  _  _

2  _  _  _  _

3  _  _  _  _

4  _  _  _  _


ACROSS
1)  (sports) the act of preventing the opposition from scoring
2)  any property detected by the olfactory system
3)  a shop selling ready-to-eat food products
4)  social insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers


DOWN
1)  a sodium salt of carbonic acid; used in making soap powders and glass and paper
2)  an important port of yemen; located on the gulf of ____; its strategic location has made it a major trading center of southern arabia since ancient times
3)  a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt; equivalent to the potential difference across a resistance of 1 ohm when 1 ampere of current flows through it
4)  (greek mythology) goddess of discord; sister of ares

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