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Posts: 16,987
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Join Date: Dec 2009
Location: Islamabad
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Quote:
Originally Posted by !~*SOoLi
Blackout
A blackout during war, or in preparation for an expected war, is the practice of collectively minimizing outdoor light, including upwardly directed (or reflected) light. This was done in the 20th century to prevent crews of enemy aircraft from being able to navigate to their targets simply by sight, |
is ku shyd urdu mein "sard jang" kehty hay ? hy na.correct me
And Your Lord Never Forget
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