It serves the purpose of excluding oxygen from a solder joint as it solidifies, and in most cases its base is derived from pine rosin. Most of us just buy flux, but [pileofstuff] is having a go at ...

Gum rosin (the most common source ... These constituents include 90% resin acids and 10% neutral matter. Of the resin acids, about 90% are isomeric with abietic acid; the other 10% are mixtures ...

Dave Phillips’ journey from a San Francisco screenprinter to the exclusive producer of rosin bags for Major League Baseball started with a love of pelicans. It was 2013 and Phillips was printing ...