#cotton

What's the difference between "unbleached cotton" and.... "bleached cotton" I guess? I don't know if "bleached cotton" is a thing, I just wanna know what should I buy! Thank for your help.

I'm relatively new to vaping and in a few days I'm getting my subox mini kit. I was hoping to rebuild the rba but I'm not sure which size/type of wire I should use and what cotton to use; I was thinking organic cotton balls, thoughts? My juice is going to big THICK. It's a high VG juice, I...