Couple things you have to know about air travels

Many of people are using plane as our main way of transportation. We are going for holidays, visiting our friends, traveling to work. If you do not wish to have some objectionable situations during your trip, there are some thinks you really must to know. How to pack your carry on baggage correctly? What type of hazardous items you might have with you? Do you are able to have your cat on the plane? If so, how to orchestrate it? And what about the meals? It is allowed on board?