Either one is a fine choice

Use a crazy straw for the cold section to increase heat exchange efficiency

@rosalinas "Humans are weird." is probably the understatement of the century.

1. They watched what plants other mammals could eat.
2. Pasta was originally just deep fried dough.
3. Cooking temperature recommendations are fairly recent, and are based on microbiology.
4. People noticed that animals who eat rotting fruit started acting silly.
5. See number 1.

I thought this was a heat transfer with a clothes iron

^Of course the internet says that

Is the Martian atmosphere really thick enough for things to burn up on entry? A cursory googling suggests that incomplete immolation is the most likely scenario for a Martian atmospheric entry.