Question; I had a broken pipe in the basement,cut out the bad
section,soldered the new piece in, when iturned on the water i noticed a
very tiny leak,turned of the water and drained the line,then cleaned the
area were the leak was with emery cloth then applied flux,tried to
heatback up to resolder but i keep getting water bubbling out of the pin
hole and the solder will not stick.any ideas on how to fix?