Reliable NetOffice.PowerPointApi usage

Reliable copy a powerpoint slide by code using NetOffice.PowerPointApi

Situation

Imagine you want to copy a slide via program code in c # to the end of another presentation. How do you do that?

According to the NetOffice API this is with the following piece of code:

slide.CopyToClipboard();
naarPresentatie.Slides.Paste();