When I say you can fact check a lot of things in one to two minutes, I mean, literally, one to two minutes. Here’s an example:
You can sit around and think critically about whether this is possible all day, of course. But the easiest way to debunk this is to discover that the pictures are lifted from a different context, and to do that you need web skills, not what we traditionally call “critical thinking”.
I had the same article in my stream, like you I thought “really?” I went via the Snopes route which also took less than 1 minute – http://www.snopes.com/plane-toilet-cruise-ship/?utm_source=facebook&utm_medium=social
Snopes is usually my first stop. In this case that photo just screamed out to me though!