BBC Two Launch ident two kangaroo mascots, called Hullabaloo and Custard. Hullabaloo, a mother, represented BBC1, while Custard, her joey, represented the new BBC2. Hullabaloo was so called because BBC1 was entertaining and about song and dance, and Custard was named after the food Custard because as one person at the BBC stated, "everything goes with custard". The ident used with the look was a black white and grey affair. It was an animation that started with grey and black lines flying in from left and right before the white numeral '2' in a black box flies from the top with the BBC logo
Custard the other hand, a suspension of uncooked imitation custard powder (starch) in water, with the proper proportions, has the opposite rheological property: it is negative thixotropic, or dilatant, allowing the demonstration of "walking on custard"; see the physical properties of custard powder. Eggs contain the proteins necessary for the gel structure to form, and emulsifiers to maintain the structure. Egg yolk also contains enzymes like amylase, which can break down added starch. This enzyme activity contributes to the overall thinning of custard in the mouth. Egg yolk lecithin also helps to maintain the milk-egg interface. The proteins in egg whites