What happens if you try to mop up a wet spill with bath tissue? The
tissue falls apart.
So how can paper towels do the same job with no problem?
It’s because of a chemical called wet strength resin.
When you try to use bath tissue to mop up a spill, the water loosens
the fibers in the paper. That’s why it becomes a pulpy mess.
The wet strength resin in paper towels makes them more durable when
wet. This allows the towel to absorb more water without falling apart.
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