>fuckton of markup
KC currently is around $150
https://finance.yahoo.com/quote/KC%3DF?p=KC%3DF
https://www.investopedia.com/articles/investing/072114/coffee-cost-cup.asp
> stored green coffee beans
No idea. Sorry. Never worked with coffee much.
If you really want to know, guess there's something to be found ion the interwebz about it.
My guess would be to freeze them for long-term storage.
>The magnitude of the Earth's magnetic field at its surface ranges from 25 to 65 μT (0.25 to 0.65 gauss).
https://en.wikipedia.org/wiki/Earth's_magnetic_field
So, build something stronger than that, and you'll be changing the field surrounding you.
Some quick search yields that mobile phones produce magnetic fields on the order of some 20 or so milligauss.
so, acc. to this and to answer your question: no.
https://www.bitchute.com/video/5faJDEAk9vCr/