Which material combination drove the true explosion of the ubiquitous, clear plastic water bottle market?

Answer

Polyethylene terephthalate (PET)

The ubiquitous, clear plastic bottle seen today was driven by advancements in polymer chemistry, particularly with polyethylene terephthalate (PET), which is lightweight and mass-produced.

Which material combination drove the true explosion of the ubiquitous, clear plastic water bottle market?
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