Clean riddles

With thieves I consort, with the vilest, in short, I'm quite at ease in depravity; Yes all divines use me, And savants can't lose me, For I am the center of gravity.

Why is it against the law for a man living in Delhi to be buried in Mumbai?

I am pronounced as a one letter alphabet. I am written with three letters. I am complete with just two letters. I am double. I am blue I am black I am brown I am gray I am yellow and I am green. I can read from both ends. I appear the same every way! What am I?

I'm tall when I'm young and I'm short when I'm old. What am I?

What starts with "P" and ends with "E" and has more than 1000 letters?

Physicists have built devices to move me very fast. My last seven letters can be commonly found in newspapers, magazines and journals. What am I?

Galaxy Detective Karamchand was on a case. A spaceship was lost. Her partner, Galaxy Junior Detective Brightstar gave her a piece of paper. This was the location of the spaceship! This is what the slip had scribbled on it: Juice, Umbrella, Potato, Ice, Tomato, Elephant, Rice. Where is the spaceship?

I live in the ocean. I like to eat crabs. I can change colors. My eight legs are called tentacles. I am an...

Farmer Brown came to town with some watermelons. He sold half of them plus half a melon and found that he had one whole melon left. How many melons did he take to town?

There is an ancient invention still used in some parts of the world today that allows people to see through walls. What is it?