Answer:
Part carbon, part water, I am poison to the fishes. Many falsely claim my name, I am the pause that refreshes. What am I?
Squeeze me and I cry tears as red as my flesh, but my heart is made of stone. What am I?
I can be found after you remove 6 letters from BSAINXLEATNTEARS
Travel a mile and I will change, travel a million and I will end as I started. What am I?
The more you have me, the less you see. Shine a light on me and I flee. What am I?
What is lighter than what it is made of?