OK, well.... this didn't sound terribly interesting, I have to say, when I first read the title. However, it turned out to be an extremely interesting look at water bottles throughout history by our old mucker over in Canada, . Take a bottle top (!) tour of water canteens throughout history.

Stronger than the pottery, ceramic or glass container, the metal canteens were far more resistant to the accidental bumps and hits it would receive in its use. The metal ones however are prone to developing pinholes over time, and especially so if dented or mutilated. Later still, the plastic bottles are even more resistant to breakage, pinholes and are lighter too.

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