Blue or blue-green stains on sinks, baths and porcelain, indicate that there is probably copper in the water supply. Copper is usually from the corrosion of copper plumbing. The amount of copper can be found by sending a water sample to a lab for testing.
Barcelona, the traditional centre of Catalan movements for independence, is the capital of both the province of Barcelona and the autonomous community of Catalonia. The city is governed as a municipio (municipality) of Spain, and its elections are held every four years.
Catalan history is closely intertwined with that of the Spanish in this part of the Iberian Peninsula, and despite being part of Spain, this region maintains its own culture, and the history of Barcelona Spain emphasizes the areaâs great pride in its unique past.