Mike wrote:



Bizarrely, there are contact cleaners designed for that which DO
cause problems. A can of RS "Switch cleaner" made a bit of a mess of the
inside of the plastic case of an old radio, by melting the black plastic
into runny black goo.




** This the one?

http://au.rs-online.com/web/p/precis...asers/0180831/

That is a strong grease solvent, meant for mechanical stuff.


FYI:

Here is a spray can with the title:

"Contact Cleaner and Protector"

http://au.rs-online.com/web/p/contact-cleaners/3883814/

Far as I can tell from the data sheets, its WD-40 under another name.


..... Phil