cleaning

Trivial question for the experts. I have an old laptop, a Dell Latitude E7440, that I keep in my chalet. It’s running Ubuntu 20.04 like a champ. But bits of the case are starting to feel like slightly sticky rubber. Any suggestions for the right product to clean this effectively?

Which are the best ways to clean the devices of our PCs? I have heard that keyboards are washable. Is that true? Also, I have heard that you can remove the keys of the keyboard one by one and clean them. What about the laptops. I try to remove the dust and the ashes of the cigarette from the...

I just did a 'disk clean' to delete temporary files. A friend was telling me that Temp files should be deleted as they take up space. However, the procedure doesn't seem to have had any effect I have still got hundreds if not thousands of these files a lot dating back to 1997. Should everything...

I was flipping channels before work this morning, and came across Benny Hinn. He had a guest on promoting a book. The book is Spiritual House Cleaning, by Alice & Eddie Smith. Well, this lady (presumably Alice Smith) was talking about how to get all the Satanic stuff out of your house. I only...