| http://www.w3.org/ns/prov#value | - Andreas Moritz: This day and age, people living in big cities which are just open them up, people living indoors and there is a new study that shows that indoor pollution is five hundred times higher than outdoor pollution and they tested that in LA, Los Angeles, so you can imagine the contaminants, recently again that there was study on children and new born and they found that in an average a ne
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