Because copper is very hard and does not get damaged.
Sulfuric acid is commonly used to make copper sulfate by reacting it with copper oxide or copper carbonate. The reaction forms copper sulfate and water, with sulfuric acid providing the necessary protons for the reaction.
Copper sheeting has served many purposes over the years. Romans used it to line their ships and shields. Today, it is primarily used for weatherproof flashing.
Sodium hydroxide is commonly used to make copper sulfate from copper oxide, which is insoluble in water. The reaction between copper oxide and sodium hydroxide forms copper sulfate and water.
copper
Copper is used to make a blue firework!
Copper
copper
copper
the wiring
it is used to make wiring for your house.
Ancient ships were made from wood with nails and iron fittings. Modern ships are steel.
Copper is used to make a blue firework!