Yes, you can, but you must pour out its contents before going through checkpoint. Once you are through checkpoint, you can buy beverages for your mug and carry it onto the plane.
if its empty
Yes, you can carry it on. But if the flight is operated by a US commercialcarrier, then you can't turn it on between doors-closed and landing.
You can carry as many cellphones as you like with you onto a commercial passenger flight, just as long as you make sure that all of them are OFF when the crew advises you to do so.
I don't know if there is any rule against bringing chewing tobacco onto airpanes, but I've never had mine taken away from me at security.
Yes you can take food onto airplanes its just depending on where u are going u might not be allowed to take it in to the country
Yes.
they have to let you carry it but only take enough for your journey (and some extra in case of delays) but pack the rest in your hold baggage. You might need a covering letter from your doctor but best to check with your airline before you travel.
Yes, you can.
Yes, you can take your personal prescription medicines in your hand luggage onto an air-plane. However you should keep them in their original dispensing bottle/carton and carry a copy of your prescription with you.
It shouldn't be any problem carrying the McKlein P-series briefcase onto an airplane. The wheels are excellent and durable.
There is no recommended size for anything that may harm another person. All weapons must not be taken onto any public transport including an airplane.
i dont now but i think you can