This week, the Conflict-Free Sourcing Initiative,...an initiative on conflict minerals of...the Electronic Industry Citizenship Coalition..., announced that...there are now audited conflict-free smelters or refiners for the four identified conflict minerals: tin, tungsten, tantalum, and gold...Smelters are the key choke point in the global supply chain for minerals...[As] more smelters get audited in a stringent manner, there will be fewer and fewer places that smugglers can sell conflict minerals...According to Sasha Lezhnev, Enough Project Senior Congo Policy Analyst, “having conflict-free smelters...for all four conflict minerals is a tremendous achievement...It means that electronics, aerospace and other companies can make informed choices in their supplier decisions based on conflict-free source..." [refers to HP, Intel]