Couple things you have to know about air travels

Most of us are using plane as our main method of transportation. We are going for holidays, visiting some relatives, traveling to work. If you do not wish to have some objectionable moments in the time of your journey, there are couple thinks you really must to know. How to pack your carry on baggage correctly? What sort of hazardous materials you might have with you? Do you are able to take your cat on the plane? If so, how to orchestrate it? And what about the food? It is allowed on board?