Tin cry recrystallizing the metal. The low melting point of tin (only 232 °C, or about 500 K) makes re-casting easy. Tin anneals at reasonably-low temperature as well, normalizing tin's microstructure of crystallites/grains. Although the cry is most typical of tin, a similar effect occurs in other metals, such as niobium, indium, zinc, cadmium, gallium, and mercury. Tin cry A tin cry is the characteristic sound heard when a bar of tin is bent. Variously described as a "screaming" or "crackling" sound, the effect is caused by the crystal twinning in the metal. The sound is not particularly loud, despite terms like
Wedding reception of a couple's entire wedding budget is spent on the reception alone. This is primarily due to the cost of food and alcohol. Wedding traditions vary between countries, and between regions of the same country. Some traditions include: Unless the wedding couple has a wedding registry, it is best not to give gifts or gift certificates. For Chinese weddings, cash or a cheque is always the best gift. In addition to that, some elder relatives might also give gold jewelry. The cash or cheque should be in a red envelope or red pocket with the givers' names on it, and