Traveling Tips From <br />Veteran Flight Attendants .<br />When flying, the air in an <br />airplane cabin is usually pretty dry.<br />Seasoned attendants say to take moisturizer with you on the plane.<br />Lip balm and eye drops <br />are also useful items.<br />If you are a fan of ginger ale, <br />take some on the plane as well.<br />The beverage is popular on flights and service carts run out of it very often.<br />Do not put food directly on <br />your seat's tray table.<br />Flight attendants say they have witnessed some gross activity.<br />This includes people even <br />changing diapers on them.<br />If you are traveling abroad, bring a pen on the plane for immigration forms.<br />Attendees will give out pens, but bring your own in case they run out