The Magnum wrote:
It's all down to interfering busybodies who demand that anything considered
harmless must be curtailed. Fumes from leaded solder especially in a
confined area can be considered highly toxic and if 'sniffed in' in large
amounts can send you loopy at best and kill you at worst.

Shirley the fumes are from the flux, not the solder?

RoHS is to address heavy metals in post-consumer waste re-entering the
environment via landfill sites.