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2 years agoI would 100% avoid coconut oil or any organic oil for wood. It can go rancid and ruin your tools.
You can buy food grade mineral oil from your local pharmacy. Just rub some on with a cloth, and keep applying as long as the wood will soak it.
Reapply when the wood lightens.
Source: I make cutting boards and such as a hobby.
I’ve started using this one:
https://www.aliexpress.com/item/1005010319546256.html
With 4 of these (from a pack of 6):
https://www.aliexpress.com/item/1005007911767867.html
And this RAK node (Type 6):
https://www.aliexpress.com/item/1005008285698839.html
So far it’s been working out well! Even when placed inside on the second floor looking out a north facing window, the battery has been kept above 90% and the reception seems pretty good!