{"Page SDG":["SDG06 Clean water and sanitation"],"Page URL":["https://www.appropedia.org/Low_cost_water_filtering"],"Page authors":["KVDP"],"Page description":["Use sand, grass, and charcoal to filter water. Appropedia shows how this low-tech method keeps water safer in emergencies."],"Page image":["File:3 stage communal water filter.png"],"Page keywords":["Water treatment","Water filters","low cost water filter","grass","sand","charcoal"],"Page language":["en"],"Page license":["CC-BY-SA-3.0"],"Page title":["Low cost water filtering"],"Page views":[764],"Page year":["Saturday, 01-Jan-11 00:00:00 UTC"],"Project status":["Designed"],"Project thumb":["https://www.appropedia.org/w/images/thumb/b/bd/3_stage_communal_water_filter.png/330px-3_stage_communal_water_filter.png"],"Project type":["Water filter"],"Modification date":["Friday, 28-Nov-25 00:18:51 UTC"]}