SCIENCE AND

uset rm e 6 Previous studies on materials choice in automotive bodies have looked at both composite and aluminum alternatives, but have technologies and demands efficiency is the reduction of vehicle mass, or light-weight-ing. Vehicle light-weighting not only enhances fuel effi-ciency, but also lowers vehicle emissions and improves hoods and decklids are already employed throughout the ing the weight of the body-in-white is the use of alternative materials. This study examines the potential cost-competi