Don’t let mold fool you, it is very dangerous and in order for it to get black it has been sitting for a long time and you haven’t paid attention to it and if you have paid attention to it you just didn’t act on it soon enough. There are many types of mold and many types of bacteria that can destroy your well being and you don’t even know it. You have no idea of all the health concerns that are associated with mold and bacteria. If someone in your home or building is suffering from any illness one of the reasons why they could be suffering is because of the mold which brings with it a lot of health concerns, from allergies, asthma, thyroid concerns, respiratory issues, vision and so many other things you have no clue about. So if you see mold please address it right away and get the right company to remove it and make sure the right way of removal was done properly.