/u/Antrikshy's posts in /r/askscience

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If I leave water in a plastic bottle for a few days, does it become unsafe to drink?

56 upvotes

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Are anti-perspirant deodorants harmful to humans in any way?

28 upvotes

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Can a mouthwash be a good substitute for brushing (see details)?

21 upvotes

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How can the specific heat capacity of a plastic bag be found?

9 upvotes

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If you make two absolutely perfect mirrors touch each other face to face, will it be dark inside? Or will they trap some light which will infinitely reflect?

9 upvotes

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Is excess drinking of water harmful to us humans in any way?

7 upvotes

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In certain conditions, you can visibly breathe out water vapor. What conditions would be required for said moisture to come out in liquid form? - My 10-yo brother asked this and I couldn't answer

5 upvotes

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Is juice "from concentrate" any worse than 100% pure juice?

5 upvotes

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Are there any problems associated with excessive sleeping?

4 upvotes

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If a nucleus of an atom is enlarged to the size of a tennis ball, how far will the electrons be?

3 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If I leave water in a plastic bottle for a few days, does it become unsafe to drink?	56
Are anti-perspirant deodorants harmful to humans in any way?	28
Can a mouthwash be a good substitute for brushing (see details)?	21
How can the specific heat capacity of a plastic bag be found?	9
If you make two absolutely perfect mirrors touch each other face to face, will it be dark inside? Or will they trap some light which will infinitely reflect?	9
Is excess drinking of water harmful to us humans in any way?	7
In certain conditions, you can visibly breathe out water vapor. What conditions would be required for said moisture to come out in liquid form? - My 10-yo brother asked this and I couldn't answer	5
Is juice "from concentrate" any worse than 100% pure juice?	5
Are there any problems associated with excessive sleeping?	4
If a nucleus of an atom is enlarged to the size of a tennis ball, how far will the electrons be?	3