My five cents: for a desription an pictures of wood - see the Wood Database:
https://www.wood-database.com/ ;-)
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For finishing wood, consider "Danish oil":
- 1 part laquer
- 1 part lineseed oil
- 1 part turpentine
Gives a good durable finish ...
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Here in Holland, we are not too happy with ours customs people, but "incarnation of the devil" is a little bit too much honour ... ;-)