You may be over-sensitive to having something in your eye, for instance because your cornea is not perfectly smooth, or you may be over-sensitive or allergic to the protein buildup that happens on contact lenses, or your eyes may not like the restriction of oxygen that contacts cause.
There are thousands of possibilities, and the kind of contacts can make all the difference too, for instance there are special contacts that allow more oxygen through.
Mercury
Evaporation
If you battery has plenty of power, either faulty contacts in ignition switch or starter motor, or faulty starter motor.
liquid released into a gas turns cold, and that is what contacts the skin.
Meta Knight's cape turns into Wings whenever he needs it
that he doesn't want to talk about u~!!!!!! keep up
You might want to check the starter-it has start contacts,that increases the voltage for start
True
It is the reflex which an infant has whenever the infant turns its head to get milk from the mother's breast.
the mouse pointer turn to arrow
it soaks up and turns softer .but does not turn back to a grape it soaks up and turns softer .but does not turn back to a grape
Blood turns red whenever it meets oxygen, so yes.