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

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If ouzo, absinthe and other aniseed liquors are diluted with water as part of the manufacturing process, why are they not already cloudy when you buy them?

158 upvotes

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Typically, half & half is sold "ultra-pasteurized" in the US and lasts for weeks in your fridge. Regular milk is sold "pasteurized" and spoils more quickly. Is there a non-economic reason why milk is not ultra-pasteurized as well?

78 upvotes

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Does ontogeny actually recapitulate phylogeny? If so, why?

4 upvotes

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With respect to long-term cancer risk, is it better to have, say, one shot of hard liquor a day or a couple of beers a day?

4 upvotes

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How does the red LED that goes on your fingertip and measures blood oxygen level work?

3 upvotes

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What is the origin/development of food allergies in western societies?

3 upvotes

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Does Splenda have an effect on the teeth similar to other forms of dietary sugar?

2 upvotes

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How much individual variation is there in the types of receptor cells in the human olfactory system? For instance, are there chemicals that some people can smell very clearly and others not at all?

2 upvotes

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In the unlikely event that the fetus and the mother are genetically identical, what happens?

1 upvotes

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Does the concentration (not the raw amount) of alcohol in beverages affect long-term health risks?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If ouzo, absinthe and other aniseed liquors are diluted with water as part of the manufacturing process, why are they not already cloudy when you buy them?	158
Typically, half & half is sold "ultra-pasteurized" in the US and lasts for weeks in your fridge. Regular milk is sold "pasteurized" and spoils more quickly. Is there a non-economic reason why milk is not ultra-pasteurized as well?	78
Does ontogeny actually recapitulate phylogeny? If so, why?	4
With respect to long-term cancer risk, is it better to have, say, one shot of hard liquor a day or a couple of beers a day?	4
How does the red LED that goes on your fingertip and measures blood oxygen level work?	3
What is the origin/development of food allergies in western societies?	3
Does Splenda have an effect on the teeth similar to other forms of dietary sugar?	2
How much individual variation is there in the types of receptor cells in the human olfactory system? For instance, are there chemicals that some people can smell very clearly and others not at all?	2
In the unlikely event that the fetus and the mother are genetically identical, what happens?	1
Does the concentration (not the raw amount) of alcohol in beverages affect long-term health risks?	1