From the page that you linked:
The important thing to remember is don’t use possessive apostrophes with any pronouns, either possessive pronouns or possessive adjectives.
If you see an apostrophe with a pronoun, it must be part of a contraction.
its—possessive adjective of it
it’s—contraction for “it is”
The nature of the object doesn’t change which form to use (which should make it easier to determine which is correct), and the correct form is not a debate.
Sure, language changes, but for now that’s the accepted rule.
This was the issue the one time we lost heat. Now the service is company replaces it every year regardless - it’s a low cost part that can bring the whole system down.
Btw, it’s “thermocouple” https://en.m.wikipedia.org/wiki/Thermocouple
They said investing, not gambling
US mid-Atlantic: Pricing is elevated, but strange; some eggs that are usually higher cost now cost less than the typically lower cost eggs. For example (all for dozen large eggs):
Store brand, conventional: $6.93
Store brand, cage free: $4.95
Store brand, organic free range: $4.59
Eggland’s Best (premium brand): $4.99