About this programme
How do they produce 99% of America's raisins in California's San Joaquin Valley? Plus, how do they make the world's oldest type of paper.
Programme listing
How Do They Do It?
Other airings
Fri 17 Jul
08:30How Do They Do It?Disc.Turbo+1Fri 17 Jul
18:00How Do They Do It?Disc.ScienceFri 17 Jul
18:30How Do They Do It?Disc.ScienceFri 17 Jul
19:00How Do They Do It?Disc.Sci+1Fri 17 Jul
19:00How Do They Do It?Disc.ScienceFri 17 Jul
19:30How Do They Do It?Disc.Sci+1Fri 17 Jul
19:30How Do They Do It?Disc.ScienceFri 17 Jul
20:00How Do They Do It?Disc.Sci+1Fri 17 Jul
20:00How Do They Do It?Disc.ScienceFri 17 Jul
20:30How Do They Do It?Disc.Sci+1Fri 17 Jul
20:30How Do They Do It?Disc.ScienceFri 17 Jul
21:00How Do They Do It?Disc.Sci+1
08:30How Do They Do It?Disc.Turbo+1Fri 17 Jul
18:00How Do They Do It?Disc.ScienceFri 17 Jul
18:30How Do They Do It?Disc.ScienceFri 17 Jul
19:00How Do They Do It?Disc.Sci+1Fri 17 Jul
19:00How Do They Do It?Disc.ScienceFri 17 Jul
19:30How Do They Do It?Disc.Sci+1Fri 17 Jul
19:30How Do They Do It?Disc.ScienceFri 17 Jul
20:00How Do They Do It?Disc.Sci+1Fri 17 Jul
20:00How Do They Do It?Disc.ScienceFri 17 Jul
20:30How Do They Do It?Disc.Sci+1Fri 17 Jul
20:30How Do They Do It?Disc.ScienceFri 17 Jul
21:00How Do They Do It?Disc.Sci+1