Will the United States repeat Peru's chlorine folly?
While other techniques such as ozonation or using ultraviolet light can kill bacteria at the point of contact, chlorine added to water keeps on killing all the way to the faucet.
For three decades now, environmentalists have pursued chlorines with the fevered obsessiveness of Jim Garrison tracking down JFK conspirators.
The proper way of discriminating among chemicals isn't between chlorines and non-chlorines, or between naturals and synthetics.
While many researchers strongly suspected emissions of manufactured CFCs played a role, the chemistry by which CFCs' chlorine
breaks down ozone in the upper atmosphere couldn't operate at the lower altitudes where an ozone "hole" now forms.
However, he notes, even among the more highly chlorinated ones, those of greatest toxicological concern to humans are the species that contain chlorines linked in the "para,' or 4, positions, on the ends of the molecule.
If you remove even one of those para chlorines and leave everything else,' he says, "you have a PCB that will not be persistent in humans or other warmblooded animals, and will no longer belong to this restrictive group of [species] that have toxic activity.
chlorine bleach) water treatment systems are providing clean drinking water to the people of various districts within Zabul Province in Afghanistan.
Chlorine gas was used by Germany during the First World War because it is a deadly nerve agent and poison.
Thousands of American municipalities add chlorine
to their drinking water to get rid of contaminants like nitrates, arsenic and pesticides.
Dioxin, as Hartford came to learn, is one of the world's most dangerous environmental poisons, an unintentional waste by-product of commercial chlorine
industrial processes that include the chlorine
bleaching of paper, manufacture of plastics and municipal waste incineration.
This month we take a short look at another explosive issue: chlorine
Said Joe Thornton, the author, this "means phasing out the substance that is their root -- chlorine
, since whenever chlorine
is used, organochlorines result,"
A warm shower or bath opens the pores of the skin and allows for accelerated absorption of chlorine
into the body.
Up to 2/3 of our harmful exposure to chlorine
happens while showering.