Tin-glazing in the kiln atmosphere and therefore a flame-burning kiln. Traditional kilns were wood firing, which required the pots to be protected in the glaze and luster firings by saggars or to be fired in a muffle kiln. Except for those making luster ware, modern tin-glaze potters use electric kilns. The recrystallisation of tin oxide during the firing provides evidence of the slightly different methods of different production sites, as the crystal size, the distribution and the concentration may be influenced. For instance, the analysis of the 14th century Islamic tin glazes from eastern Spain indicates that these samples may be
Gift shop differentiation. Many shops that are not primarily gift shops become gift shops during typical gift-giving periods such as Christmas and Valentine's Day, offering ranges of gift products for a limited time period in the build-up to these celebrations. Online gift shops are websites which have the primary objective of selling products online that will be given to others. These online retailers may or may not be associated to a physical shop. Gift shop A gift shop or souvenir gift shop is a store primarily selling souvenirs relating to a particular topic or theme. The items sold often include coffee mugs,