I am a combination of two words: My first refers to fire. My second means exterior

If you're fishing for an answer, you might bring one of these, If you're searching in the dark, these in your retinas help you see, It's the name of a singer, who had the hit song Maggie May, Three little letters that can be used in so many ways.

I help when writing goes astray, then slowly wear myself away.

I come in pairs but hate to stay together I live on your feet but never walk I often go missing but never say goodbye

Where does a mansplainer get his water from?