Re: Oil cap left off after oil change
 

Michael Pardee wrote:
> "jim beam" <nospam@example.net> wrote in message
> news:qc2dnTtdl-yllf3ZnZ2dnUVZ_sKdnZ2d@speakeasy.net...
>
>> "rubber" covers a multitude of elasto-polymers. some, like
>> neoprenes, are oil resistant. others aren't. radiator hoses,
>> windshield seals, brake hoses, are typically rubbers that aren't, or
>> at least, aren't rated for it, even if they appear to hold up ok for
>> a while. steam cleaning the engine compartment, while it produces quick
>> results, is a great way to cause electrical problems up the wazoo
>> and contaminate the brake system. better to use engine cleaner and
>> a gentle hose, avoiding the brake reservoir.
>
> Yes indeed - natural rubber tends to soak up oil, creating a goo of
> rubbery oil (or is it oily rubber?) Just about all the synthetics are
> okay with petroleum.

The phrase "all synthetics" would be a stretch, as there are many polymers
based products that are not rated for use with petroleum products (most,
actually), though those used by the auto industry are, by design.

> In addition, natural rubber can handle all sorts
> of synthetic lubricants, including most lubricating greases.
>
> I'm a convert to Simple Green for engine cleaning. No big reason - I
> just like it.
>
> Mike