[indrora]

As a child who was taught how to solder (Thanks Dad!) I can say this: making the practice of post-solder handwashing just A Thing does a lot to impart good practice.

if you're super paranoid, D-Lead hand soap is a fantastic product: https://esca-tech.com/product/d-lead-hand-soap/ -- I use it post-shooting to wash my hands of lead and residues from firearms.

[Taniwha]

Yeah, I teach kids how to solder, we use unleaded solder, but always insist they wash their hands after