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Depends on your reason, and how you do it.
If you have any dietary restrictions, you *need* to know what is in a dish. If you are allergic to nuts, say, better to let the host/hostess know right...

Just for comparison -- a road bike tire is typically inflated to 90 to 120 psi. Use the higher number if you are heavier, the lower number if you are a lightweight. Also, the narrower the tire, the...