No.
No matter how bad your life is, sharing it with more drug addicts will not make it any better.
most likely leave him alone
Yes. it is a danger to your and your children (if any).
No. You deserve better and this way you will keep your sanity. the sooner you leave the quicker your life will be better.
He was recovering from an injury.
No, I do not have a husband!
no! what is your husband doing to make you want to leave!
Talk to her about your views that you want this. She might agree upon that and leave her husband. It depends on her and it is her take on this.
Yes. The husband would be the sole owner of the property and could leave it to his wife in his will.
She never did
When you don't love them anymore, or the addiction is so harmful to your relationship, it is emotionally and physically damaging to you or your children.
If you can leave him - do it now.
Go to court.