[cm-Roma] Alluminio o carbonio?

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Autore: FIORITO Giancarlo
Data:  
To: cm-roma
Oggetto: [cm-Roma] Alluminio o carbonio?
Ecco l'analisi del ciclo di vita per la fabbricazione di bici con i 2 materiali:

industry sectors             plastics/resin manufacturing     extruded aluminum manufacturing
total for all sectors             1660 MTCO2             2050 MTCO2
select sectors            
production/refining               888 MTCO2
manufacturing             397 MTCO2                 85.3 MTCO2
oil and gas extraction         136 MTCO2                 22.2 MTCO2
truck transportation             55 MTCO2                 97.1 MTCO2


http://carbonneutraljournal.com/wordpress/2007/03/10/aluminum-vs-carbon-fiber-bicycle-frames/

Commento: Regà, aspettando l'auto a idrogeno......Evviva le bici in carbonio!!