Questions regarding sustainable use of water, or water's impact on sustainability in general. For questions on [waste-water], [greywater], [seawater], [water-footprint] or [virtual-water] please use that tag.
Chemical formula: H2O
For questions solely about the amount of water in a product use virtual-water.
For question about the full impact of water usage in a product, service, or by a person or group of people use water-footprint