Chat rooms like any other area where strangers mingle contain dangers that you need to be aware of. To illustrate if you visited a big city, you would logically endeavor to minimize any threat to your safety by identifying and then avoiding hazardous areas. The same logic applies if you must visit a chat room. In chat room you will meet strangers who are sexual predators, impostors, fraudsters etc.
Most chat rooms introduce moral corruption by posting porn video and obscene images, this has lead people into serious danger.
Another danger of chat rooms is time consumption and the trap of isolation, people become addicted to chat rooms in that they hardly communicate with friends and families. (proverbs 22:3)
HOW TO AVOID THE DANGERS
Be shrewd while dealing with strangers you meet online never give out your identity to strangers and never accept any invitation from them. Although written thousands of years ago, the words of wise king Solomon are relevant to the dangers posed by chat rooms: "Shrewd is the one that has seen the calamity and proceeds to conceal himself, but the inexperience have passed along and must suffer the penalty