Check the tumble dryer. Take the back or top off and check inside the casing, I found about 15 that had been eaten by the machine!

It depends on the poison, the form it takes and conditions of storage. Cyanide capsules from WWII for example, are just as deadly now as the day they were made. Your standard Rat poison pellets, kept in it's cardboard box and stored in a damp shed, would loose it's toxicity over time. TETS has been banned (pretty much world wide) since the early 1980's as it was found that even after being consumed it remained toxic and could contaminate and poison it's way up the food chain!

To me, it begins at a indoctrination at a young age and then just becomes all-encompassing. It must be so difficult to question something that permeates your family life, your friendships and wider community.

2023. Please don't ask for anymore details.

Same. It often feels like other people have an understanding on this score that eludes me.

If she is a toxic friend, then why would you want to keep her as a friend?