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

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Does swishing salty water in your mouth after you lose a tooth or for a toothache actually do anything? Or is the reduction in pain purely psychological?

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Are we ever going to get the hydrophobic coatings on the inside of ketchup bottles like the internet was wowing over a few years ago? Or has it already happened?

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Have companies started introducing hydrophobic coatings to their packaging? Is there a practical reason why such coatings are/are not being used?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Does swishing salty water in your mouth after you lose a tooth or for a toothache actually do anything? Or is the reduction in pain purely psychological?	1
Are we ever going to get the hydrophobic coatings on the inside of ketchup bottles like the internet was wowing over a few years ago? Or has it already happened?	1
Have companies started introducing hydrophobic coatings to their packaging? Is there a practical reason why such coatings are/are not being used?	1