Work safety

Work safety is important, and safety decals (stickers) have an important role to play in that important task. Here are two from the mower (a small tractor). The first one is located just below the steering wheel so that it's easy for the operator to see:


Warning! Get to a library!

The next one is found on the new deck (the part housing the mowing blades) and... Don't know, maybe it's just me? I look and look and can't make much sense of it. I'm wondering and I'm worried.


Repel dangerous rays! Get in a box?

Stars

I was looking up at the stars the other night and saw a satellite (looks like a star but moves in a steady line across the sky) and for the first time realised this: around the world there must be people living in traditional ways who have never heard of satellites and have no idea they're up there. How are such people explaining all these moving stars, then?