Laminated auto glass is made up of two layers of glass that have a polyurethane layer between them to act as a safety barrier that prevents shattering on impact. Tempered auto glass is a single layer of glass that has been heated, shaped, cut to measurement and cooled rapidly. This gives the glass strength. On impact, it breaks into thousands of small harmless pieces preventing injury to the occupants. 2.7 To demonstrate an understanding of some automotive design considerations.
Videos depicting the design and manufacture of automobiles are useful.
Discuss some improvements in automotive design that have occurred in recent years. Students may research design changes to a specific type of vehicle over a ten year period and outline improvements. Consult with local dealerships if available. Students may also wish to access manufacturer s websites on the Internet.