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If you place plastic jugs filled with water around the perimeter of your yard, will that keep dogs from coming into your yard to do their...
on September 20th, 2006 |
2 answers
Can a security beam be damaged by another light (laser or non-laser), if pointed straight at it?
on May 7th, 2005 |
One answer
What is the difference between an ocean and a sea?
on May 1st, 2005 |
29 answers
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