When I worked at the radiator shop we would use Arm & Hammer washing soda and water, then flush with clean water.

Sent from Embassy network using Tapatalk

__________________
"When the Team Chief said.... You're trapped in a hole with nothing but a goat and a slinky, what do you do? Stubby said, I'm not sure but it won't end well for the goat...." ~(Overheard) Last day, Phase 3, Q Course