4-8-4+4-8-4 classes of 4-8-4+4-8-4 steam locomotives across the globe, all of which were constructed by Beyer, Peacock and Company, the owners of the Garratt patent. The predecessor 4-8-2+2-8-4 Double Mountain was probably the optimal Garratt wheel arrangement, with the four-wheeled leading bogies and the two-wheeled trailing trucks on each engine unit ensuring stability at speed and with sixteen coupled wheels for traction. More coupled wheels would inhibit the locomotive on tight curves, while the only advantage of more non-coupled wheels, such as on the Double Northern, was to reduce the axle loading. The second Double Northern locomotive class were the AD60
Quavers smaller with a curled-up rectangle shape (similar in cross-section to a quaver). Originally only available in cheese and smoky bacon flavours, the product line now contains three flavours: cheese, prawn cocktail and salt and vinegar. Ketchup and sweet and sour flavours were also introduced, but for a limited time only and are no longer available. A one pack (16.4 g) serving of regular Quavers contains 88 calories, of which 44 are from fat. Quavers contain a mixture of fats (4.9g): saturated fat 0.4g, polyunsaturated fat 0.6g and monounsaturated fat 3.8g. The sodium content is 170mg. Quavers have 88 calories in