There weren’t exactly mass casualties resulting from the chemistry sets being mentioned by the other posters in this thread either. We just got more afraid of being sued.

Snark aside, where is the middle ground? Fizzing and food coloring is interesting to a 5 year old, but that’s about all you can get as a consumer these days. There’s likely a vast gulf of squandered opportunity between that and what can genuinely be done safely and still be inspiring.