Travel Addict TV Explained: Why planes have winglets and how they make flights more economical Comments Off on Explained: Why planes have winglets and how they make flights more economical dannewsOctober 13, 2022 4:52 amOctober 13, 2022 Facebook Twitter Google+ Pinterest LinkedIn Previous ArticleThen and now: The world’s most popular destinations before they were famous, from Dubai and Las VegasNext ArticleNew Zealand MPs reveal their favourite summer destinations