in sedimentary rock: Wackes. The most widespread internal structure of wackes is graded bedding, although some sequences display it poorly. Sets of cross strata more than three centimetres thick are rare, but thinner sets are very common. Parallel lamination is widespread, and convolute bedding is usually present. These internal structures are arranged within wacke beds in aâ¦
Seat width. Again, the seat width is similar across most airlines. Emirates, Qantas and United offer the smallest option at 17 inches (a touch over 43 cm) while Singapore Airlines has the biggest economy seats (on some planes) at 19 inches, or just over 48 cm.
For economy class on short haul flights, the most spacious is the JetBlue Embraer E-190 with 39in, and the stingiest is 28in - almost a foot less. Airlines with this amount of legroom include the Thomson Boeing 757-200, Spirit Airbus A319 and Iberia Airbus A320 Express.