Posted by oracle on November 20, 2002, at 19:47:50
In reply to Re: Fish Oils contain DDT and PCB's, posted by Larry Hoover on November 20, 2002, at 19:17:17
> The reason I mentioned persistent organic pollutants is that you need to understand that they don't stay put. The very first google hit would take you to a site that describes this.
>
> The POPs have non-zero vapour pressure. They evaporate. Once in the air, they are free as the wind. They fall to Earth with every raindrop, and are condensed on every particle. DDT from Mexico is in your garden soil, as are PCBs from Japan, and dioxins from the incinerator in Britain. POPs are said to have high fugacity.Again, please stop assuming what I do and do not know. We can disagree without you assuming that "I just do not understand"
Hydroponics allows a controled environment and frees one from the contaminated soil
poster:oracle
thread:128460
URL: http://www.dr-bob.org/babble/20021116/msgs/128536.html