There is a wide variety of cooking oils from plant sources such as olive oil, palm oil, soybean oil, canola oil (rapeseed oil), corn oil, peanut oil and other vegetable oils, as well as animal-based oils like butter and lard.
We called a couple of the brake fluid companies and the answer was two to five years is a safe number for an unopened container. Wilwoodâs tech line claims that if the container is sealed, they feel it has an unlimited shelf life, but I would consider five years to be the limit.
#1Itâs been over a year or 12,000 miles since the last time your brakes were inspected. #2Youâre near or past the number of miles your vehicleâs manufacturer recommends between brake fluid exchanges. #3The brake warning light on your dashboard comes on and stays on.