1. Copy only the things in BOLD 2. ROCK • Rock structures have existed for as long as history can recall. • It is the longest lasting building material available, and…
Slide 1 Slide 2 Copy only the things in BOLD Slide 3 ROCK Rock structures have existed for as long as history can recall. It is the longest lasting building material available,…
1. Glass manufacturers 2. What is Glass ?Glass is a rigid material formed by heating amixture of dry materials to a viscous state, thencooling the ingredients fast enough…
1. Glass manufacturers 2. What is Glass ?Glass is a rigid material formed by heating amixture of dry materials to a viscous state, thencooling the ingredients fast enough…