It is probably essential to stir the entire contents of the flux tub often.
Anything that can melt or settle in its container really should be stirred I guess.
The chemicals in it likely separate and the flux will not work right.
I know the grease based Traditional fluxes need stirred if hot weather heats the tub in van.
If you are not sure...take a dab and rub it on ua balls..if no sting ...gone off...if stings like hell..at least you know you are good for 100 more fittings......
:86:
If you are not sure...take a dab and rub it on ua balls..if no sting ...gone off...if stings like hell..at least you know you are good for 100 more fittings......
:86: