Popular Science L-8-5 (1949) is a Documentary film that follows gigantic machine combs beach in southern California and retrieves articles lost in sand; synthetic gems made by new chemical process; aviation school holds classes in grounded transport plane; how seaweed is processed for scientific use. Popular Science L-8-5 is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 10.0 out of 10 from 1 votes. Fans of documentary movies may also want to explore similar titles below.