Apple TV+
MLS Season Pass
Search
Apple TV+
Apple TV+
MLS Season Pass
Search
Sign In
How It's Made
Battery Tins and Optical Lenses
Documentary
Jan 23, 2007
21 min
iTunes
Available on Investigation Discovery, Food Network, Science Channel, Discovery, TLC, Travel Channel, HGTV, Prime Video, discovery+, Tubi TV, Hulu, Sling TV, Max, Animal Planet, Philo, AHC GO, Destination America GO, Discovery Life GO, Cooking Channel
S8 E4:
Find out how battery tins and optical lenses are made.
Documentary
Jan 23, 2007
21 min
iTunes
TV-G