What goes up but never comes down?

A man was going to bleach his socks because they had gotten muddy the day before. As he was pouring the bleach into the washing machine, he spilt some on the floor. He got some cleaning fluid and mopped it up with a rag. Minutes later he was dead. What killed him?

What does below chemistry rebus means?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

I always drive my customer away.

Who am I?

What seven-letter word has hundreds of letters in it?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

The dirtier I get, the whiter I look. Who am I?

You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.