1 ene 2013 año - Eco-Paving
Descripción:
It Has a chemical coding on the top and it absorbs nitrogen oxides and other greenhouse gas. Then the trapped gas is converted from sunlight into harmless nitrates which are than washed away in the rain and are absorbed by the soil beneath it.
Añadido al timeline:
fecha:
1 ene 2013 año
Ahora mismo
~ 11 years ago