The best replacement for lead solder is lead free solder.

The best alternatives to lead solder are rated as following:
★★★★★  lead free solder
★★★★  lead free
★★★  silver solder
★  unleaded solder
  lead-free solder

Your alternative for lead solder is not listed? Suggest!
Speaking about lead solder, one probably shouldn't forget about copper pipes.

Other search terms related to lead solder and their ratings are:
★★★★★ copper pipes
★★★ lead free components
You have in mind a companion for lead solder and it is not yet here? Propose!



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