Brake fluid?

[katana]

Originally Posted by machinist

When I took an auto repair class the teacher said that brake fluid had the ability to absorb atmospheric moisture so I would be careful with it and not use any from an old dusty previously opened can.
Of course he did tell stories so I dunno if it is true.

Hi Machinist,
welcome to the forum....your teacher is correct. Brake fluid is hygroscopic....which means it will absorb water/moisture....this is one of the reasons that brake fluid (in a vehicle) should be changed every 2 years or so.

Regards David