Narrow your search
blog Company that uses ozone to purify water and keep food fresh gets more funding.
blog Marrone Organic Innovations is tinkering with a way to use components of an herbal medicine as an organic weed killer.
Mix silver particles in household paint and you can disinfect the place.
A couple of start-ups say medicinal foods can help world health and be a lifestyle accessory.
Australian company Ioteq says the iodine in its Isan system will kill bacteria better than chlorine or ozone will--and it won't cost more.
You can live without electricity, but not water or food. A crop of new companies are trying to take the chemistry out of agriculture and eliminate crop pests and microbes the natural way.