Inclusion Criteria:  For community working groups:  There are no inclusion or exclusion criteria as the whole community will be invited  For questionnaires administered to workshop attendees:  Over the age of 15  For the collection of urine and personal air pollution samples:  Women of reproductive age (15 - <44 years, verified by official document) Willingness to attend 12-week working groups Report that plastic is burned in household fires (in the cooking stove or outdoors)  Exclusion Criteria:  Inability to consent Cognitively impaired or individuals with impaired decision-making capacity Pregnant women. However, women who become pregnant during the course of the study may continue to participate. Women who report using tobacco products