Cleaning up yellowed/grubby plastic?

From: blstuart_at_bellsouth.net <(blstuart_at_bellsouth.net)>
Date: Wed Aug 25 19:28:03 2004

In message <5.1.0.14.2.20040825151828.04c51bf8_at_mail.30below.com>, Roger Merchbe
rger writes:
>REAL mechanics may or may not know anything about any of the
>other characteristics of lubricants, but they do, at least,
>know that there that there are many different viscousities
>of lubricants, and that you need to use one of appropriate
>"thickness".

Is there a good rule of thumb (for those cases where one
doesn't have an appropriate manual) for what to use? For
example, could one say that for meshing gears one wants
a heavier grease, but for metal parts that rub (e.g. bushing)
one wants a thinner oil?

Brian L. Stuart
Received on Wed Aug 25 2004 - 19:28:03 BST