Peter Mathews (Dublin South, Independent) | Oireachtas source

These are the three common elements. We are concerned when the air becomes polluted by lead emitted by buses and cars.

If one goes back one will find that even the delivery of public water came through a plumbing system in which all of the pipes were made of lead. People were doing their best in those times, and then insights from science showed them that the reason people in Pompeii were getting a little giddy and light-headed or could not remember what they were doing before the volcano erupted was that there was so much lead in the pipework.

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