You're welcome!
Unfortunately I don't know much about it, but I'm going to test EM now. However, I can't test it scientifically.
I see you haven't been on Hive long, so welcome to the Hive blockchain and have fun!
If you're from Cuba, I bet you can salsa dance perfectly, can't you?
I'll give you another 100% upvote on your answer, as a little newbee support.
Greetings with !LUV !PGM !invest_vote
RE: Journey to the Tobacco Institute: Analyzing Cocoa Soil ( ING/ESP)