In the case of dry ice, you can pack perishables in it in your carry-on or checked bag as well. However, it must be, as the ...
If you're thinking of flying with eggs, note that you can either store them in your checked bags or carry them on the flight.
Breast milk is considered a medically necessary liquid, and therefore, TSA's 3-1-1 rule does not apply to it. You are permitted to bring breast milk and cooling accessories (such as ice packs and ...