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