<p><span class="h-card" translate="no"><a href="https://mastodon.social/@whitequark" class="u-url mention">@<span>whitequark</span></a></span> Absolutely - the 3% silver is actually the one that tends to look "dull", and mine has relatively strong flux. I just happen to have it, and it's great if you know what you're doing. Half a pound just lasts me a while, since I mostly just use it for connectors on boards and wires these days.</p>