I’d have to look up the actual toxicity, but I don’t think a teaspoon of most of those would kill a person, even a child.
Ingestion not recommended, and I’m sure you’d get pretty sick, but I suspect you’d survive most of them.
I swallowed a good deal more than that of gasoline as a kid and survived the experience. Don’t recommend it, though.
It does not matter. If you oppose banning any of those, you hate children.
< /Liberal>