¡Look at (and READ) the pink stuff jug!
On the advice of a friend that used to be a product engineer for a major OE chemical supplier, I have started reading the jugs of RV anti-freeze that I have. The old ones were straight Propylene ...
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Camco's Arctic Ban antifreeze says: "Contains Ethyl Alcohol 64-17-5. KEEP OUT OF REACH OF CHILDREN. Contains denatured alcohol." This is taken from the label of the containers I purchased about a month ago.
