[img:800:382]http://www.giordanojolly.it/img_big/sal ... %20276.jpg[/img]
[img:500:402]http://www.bricoportale.it/images/images/stagno.jpg[/img]
it is used to solder sheets of galvanized steel together
to remove the pond I use desoldering braid
[img:189:184]http://www.etneo.com/webstore/images/tr ... 0clean.jpg[/img]
you can obtain it also from old screened cable (like TV cable or RF cable)
K