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 CERTIFICATES

The history of pipes is as old as the civilization itself.
The first pipes were made from bamboo and clay.
Then the leaden ones appeared. In the Middle Ages pipes from cast iron were invented.
In the recent times, the main material for pipes has been galvanized steel.
Each of the changeovers meant a revolution in the level of life.
The changeover to polymer pipes brings to another revolution...

 Transport / Ecology

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