Quick Tip: Packing a Consumable? Forget Dry Ice
Got something you need to ship and keep cold? Dry ice is normally used for such a thing, but it’s kind of difficult to get and it is not as good as this:
Really, any frozen veggie. I got this tip from my brother-in-law, who works at a UPS Store. They do it all the time. It’s cheap, easy to get, and lasts a really long time.