Scrubbing the Sky By: Ammon DeForest
Smog Eating Building
• Manuel Gea Gonzalez Hospital, Mexico City, Mexico
• 2,500-square meters or 7,500-square ft. façade.
• Natural shaped Omni-Directional facade
How it's done Elegant Embellishments
Pro-Solve 370 e Structure• Special
quasicrystaline geometry
• 200% more surface area
• Creates turbulance• Catches more
pollutants
Palazzo Italia
What pollutants?
• NOx – Nitrogen Oxides
• VOC’s – Volatile Organic Compounds
How TiO2 works
Cost of Construction
adding as little as 4-5% to construction costs for façade like installations
$9.07 per lb. of ultra-fine TiO2
Savings of $15,000 per year ( based on a 2500 m2 building, no yearly washing, 5 years warranty). For window glazing.
Current Uses
White pigment for paint
Toothpaste
Skim Milk
Sunblock
Other Applications
• Coating form:
• Roofs
• Facades
• Road Concrete
• Roadside barriers
• Other Uses:
• Laundry Detergent
• Window Glazing
• Terra Cotta Roofing 25% increase in cost
• Concrete paving
• could remove 5-6 grams of NO2 from the air every day
• a NOx concentration decrease of 45% could be observed
Bibliography
Winter, Caroline, “A building designed to eat smog”,Bloomberg Business Week, April 2013, Article
http://www.sciencedirect.com/science/article/pii/S0304389413001210#fig0005
visualarq.com/2014/03/07/rhino-projects-a-smog-eating-facade/
http://www.nanowerk.com/spotlight/spotid=19644.php