How to Tell Which Plastic Water Bottles Are Bad for Health
Instructions
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Locate the the recycling symbol located on the plastic water bottle. It will be in the shape of a triangle composed of three arrow-shaped lines. It is usually located on the label of the bottle next to the barcode, although it may also appear on the foot of the bottle.
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Check the number code located within the recycling symbol. Number codes 2-HDPE, 4-LDPE, and 5-PP are deemed to be safe plastic because they have a minimal "leach" effect. Avoid the number codes 1-PETE, 3-v, 6-PS, and 7-OTHER. These degrade faster than the former, consequently leaching chemicals into the water.
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Examine the water bottle itself if you cannot find the number code. Do not use those that fade in color, appear to be warped in certain areas, or that lend a "plastic" taste to the water.
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