Traditional metal working in Mexico one in silver, which represented the sun and moon respectively. The existence of gold and silver in Mexico was one of the main attractions for the Spanish in the New World, with the conquest of the Aztec Empire and subsequent exploration with the aim of finding more of these precious metals. Mining and metal working became a main aspect of the economy of colonial Mexico. Most of the emphasis was on the mining of gold, silver, copper, iron, lead, platinum and tin with much of the metal, especially gold, shipped to Spain. Initially, the working of metals in the new
Tankard novelty items. Modern metal tankards are often engraved to commemorate some occasion. Glass tankards—that is, straight-sided or inward-sloping glass vessels with strap handles—are still in everyday use. In previous centuries, the pewter used to make tankards often contained lead, which exposed the drinker to medical effects, ranging from heavy metal poisoning to gout. This effect was exacerbated in cider-drinking areas—such as Somerset, UK—as the acidity of the cider leached the lead from the pewter more quickly. Clay tankards became prevalent in this area. Pewter is now widely lead-free. A 1970s TV advertising campaign for Whitbread beer features a pub landlord