There are many things that are used to soak up oil that has been spilled. At times, sawdust is used to soak up the oil. Sometimes, a special solid similar to concrete will be used.
yes
yes
Oil petty much soaks up oil the best
yes. i did an experiment on it and sponges soak up oil pretty well.
the napkin will probably soak up more mainly because of its size
it has Damascus which will soak up substances.
sponge trust me
Cat litter is good to soak up the spill after it first happens. It will usually get all of it up.
Yes, it does absorb oil but not as well as a sponge or hair. If you need to absorb oil with cotton balls you will need to get lots and lots of them.
They are doing the best they can (or so I'm told...). They are collecting donated hair to soak up the oil. Hope it works.
They're starchy & porous