Urine from a cow, cow manure, water and a touch of salt all mixed together in a toilet.
You die a slow and painful death.
Saline solution.
Put them in clean water, but be sure to soak them in solution before putting them in your eyes again. This is important because the solution kills germs but water does not. It is very important to have contact solution always. If you run out and too broke to buy another bottle, then go to your optometrist. He/she will be glad to give you a trial bottle.
Vinegar
tortillas are totally a solution, cos when i soak them in water, it dissolves into nothingness.
Yes
saline
hypotonic
yes, you can. If you wash your contacts with tapwater, you can get an infection in your eye. Always make sure you keep your contacts clean and clean it with the solution your optician gives you and youll be fine! (:
Because if you use real water it will burn your eyes and contacts wont.
You can use plain water if you absolutely HAVE to. If you're really desperate to get it cleaned off you can also spit on it; although it seems pretty gross, your saliva is much the same as the liquid covering your eye.
Yes of course you can