Bubonic Plague was known as the Black Death and had been known in England for centuries. It was a ghastly disease. The victim's skin turned black in patches and inflamed glands or 'buboes' in the groin, combined with compulsive vomiting, swollen tongue and splitting headaches made it a horrible, agonizing killer.
Uses of Tin. Tin is mostly commonly used in alloys, and in tin plate which is a thin sheet of steel with a protective coating of tin. Tin plate is used for food cans because it is not reactive to the acids present in food.
Copper is much used for electrical wiring, either as a pure metal or in alloys with silver. Copper tubing was most commonly used for plumbing but nowadays PVC plastic is extensively used instead because of its much cheaper cost.Copper is also used to make jewelry and coinage.Copper is used in computers, it is used for building integrated circuts, and even chips. used in alloys like brass, bronze. it is a good conductor of electricity hence is used in electric wires. Copper has many uses, among which are: 1  Rooftops.et another answer Copper is sometimes used for covering roofs because it is much less expensive than gold, which is the very best metal to use against erosion! However, if it is situated in a corrosive atmosphere, over several years copper turns a light-green colour due to surface oxidation.