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Surface tension
A paper clip [ IMHO ] is the perfect item to use to view surface tension.
This is one of my earlier images and amazingly, still one of my favourites.
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![Surface tension](https://amazon.clikpic.com/ssmith/images/SURFACE_TENSION_CLIKPIC_1.jpg)
A paper clip [ IMHO ] is the perfect item to use to view surface tension.
This is one of my earlier images and amazingly, still one of my favourites.