Answer:
If you lose me you may cause people around you to lose me too.
Open me, and you can't see me without a mirror. Close me and you can't see me at all. What am I?
Keep doing me to avoid lens dryness
What is black when you buy it, red when you use it, and gray when you throw it away?
cloud is my mother wind is my father.
It is an insect, and the first part of its name is the name of another insect. What is it?