Making the Modern World: Materials and Dematerialization
The global market for liquid oxygen reached about 75 Gm3 in the year 2000 and it was more than 150 Gm3 in 2010
Vaclav Smil • Making the Modern World: Materials and Dematerialization
Reprieve came only with the slow adoption of metallurgical coke: it was
Vaclav Smil • Making the Modern World: Materials and Dematerialization
A new North American house of 200 m2 requires about 14 t of lumber (typically yellow pine) and another 14 t of panel products (mostly plywood) for a total mass of 28 t.
Vaclav Smil • Making the Modern World: Materials and Dematerialization
burning natural gas in large boilers: up to 60% of the fuel used in combined-cycle generation (gas turbine followed by a steam turbine)
Vaclav Smil • Making the Modern World: Materials and Dematerialization
agent of more.
Vaclav Smil • Making the Modern World: Materials and Dematerialization
Reprocessing shortens the cellulose fibers and
Vaclav Smil • Making the Modern World: Materials and Dematerialization
Clearly, there is no recent evidence of any widespread and substantial dematerialization – be it in absolute or relative (per capita) terms – even among the world's richest economies.
Vaclav Smil • Making the Modern World: Materials and Dematerialization
By 1750, after decades of marginal improvements, a standard-sized, Newcomen, inefficient steam engine developed about 15 kW, weighed nearly 9.6 t, and had a mass/power ratio of about 640 g/W (Smil,
Vaclav Smil • Making the Modern World: Materials and Dematerialization
Graphene is a two-dimensional (one-atom thick) carbon fabric that combines extreme mechanical strength with exceptionally high electronic and thermal conductivities (Novoselov et al., 2012). Its tensile strength is 100 TPa, 5 orders of magnitude greater than that of steel, its stiffness