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Old 01-27-2011, 06:51 PM
HPE21 HPE21 is offline
Junior Member
Join Date: Jan 2011
Posts: 8
Default Food Grade Plastic

Hello everyone,

I was wondering how many of you are concerned about food grade plastics in your consumable garden?

Plastics have a number on the bottom, some plastics seep out toxins when they are wet or raised to high temperatures.

I've read that HDPE is the safest plastic to use in hydroponic systems because it is food safe. The bottom of plastic containers should have a number.

A Brief Overview of HDPE.

What do you use?

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