If in a dream you see a barometer, then in the near future there will be events by which you will be able to profit. If the broken barometer, then in real life of trouble which will negatively affect your affairs dreamed you.
Subject: Tools
Look also: Demolition To see
Be sure and keep any other thoughts out of your mind before drifting to sleep as a cluttered mind can decrease the chances that you will remember your dreams upon waking. Also, focusing on remembering your dreams upon waking in the morning is another very important thing. This sounds very easy, but is often hard for some to do. Interpret a dream by "dictionary dream of interpretation"
When you very first wake up, simply think about your dreams. Don't allow your mind to drift off to other things, just lay there and think about the things you dreamt about the night before - dictionary dream meaning.