Choosing the correct plastic to ensure the product performs as expected is a key part of product development. Get it wrong and you could live with the problems for a very long time, get it very wrong and the costs of product recall could be crippling.
Water Sector Talent Exodus Could Cripple The Sector
Maybe if things are essential for the running of a country and we want to pay a fair price we should be running these utilities on a not for profit...