Answer:
I save lives on the ground and in the air
I must be broken before you can use me. What am I?
If you lose one of me, you are upset, bewildered, and perplexed. If you lose two of me, you are blissfully unaware. What am I?
I have a hundred legs but cannot stand a long neck but no head and I eat the maid's life. What am I?
What is made of water but if you put it in water it will die?
Dry though I may be, I am still a sea.