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Thank you @pinam27! I'll check him out. I know quite a lot about vaccine and aluminum as an adjuvent but I never heard about Mr. Exley.

He really breaks it down. He is the Aluminum Man!

Yes -- he has a very narrow but important focus -- aluminum. His Doctoral Thesis from University was on Aluminum if I recall correctly.

Great. Steemit is a big learning process, especially since it is still in Beta and not so easy to navigate yet.
You can also look for articles on how to use Markdown to format posts. Like this article: https://steemit.com/steemit/@andrewsanderson/9-simplest-text-formatting-options-for-better-looking-posts-in-2-minutes

Thanks I'm going to check it out. I joined yesterday and it's quite a learning curve. I love it though.