Hello everyone,<br><br>For those who don't already know about this study:<br><a href="http://www.sei-international.org/mediamanager/documents/Publications/Atmospheric/sei-wp-2012-03-cookstoves.pdf">http://www.sei-international.org/mediamanager/documents/Publications/Atmospheric/sei-wp-2012-03-cookstoves.pdf</a><br>