Lead-free solder alloys have been around for as long as people have done soldering, with sources dating back about 5,000 years. Most of these alloys were combinations like copper-silver or silver ...

Soldering this chip to the board is the single ... After each component is soldered on, we trim each lead. We've found that flat cutter like these leave duller edges and help reduce flying bits.

The construction of a Stanley tumbler involves lead-based solder, but this material does not come into contact with the beverage and is hidden under a disc on the bottom of the tumbler.

Kaylee Domzalski / OPB The lead levels in drinking water of some Portland-area homes have been found to have exceeded the federal action level for the first time since 2017. The Portland Water ...