Glass blowing: CU of glass model in shape of ancient sailing ship being formed with gas jet. CS of man heating metal container. CU glass sculptures depicting ancient sailing ship, stylised deer and dancing girl. CU of tools used in glass blowing industry. Shots in laboratory, LAS of glass bowls, TILT DOWN along glass tubes to man looking at liquid boiling in glass container. FOLLOW SHOT of man using caliper to measure glass tube, man walking to bench and adjusts slide rule. CS of man heating glass at end of tube, blowing it, man breaking glass bubble.