...won't be unhealthy? I am doing a science fair project on the question " Is it safe to reuse a water bottle over and over?" and I just wanted to know if anyone knows a way I can test it see of its really safe.
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...won't be unhealthy? I am doing a science fair project on the question " Is it safe to reuse a water bottle over and over?" and I just wanted to know if anyone knows a way I can test it see of its really safe.
i would just put it in the dishwasher but if it is a really thin plastic the heat might effect it and melt it a little
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