Which resource used to be greatly consumed by the photo processing industry before the age of digital photography?
oil
silver
cadmium
zinc
Photography used 31% of the silver consumed in 1998. By 2010, it dropped to 7%.
reach: rather globalchemistryhistory of photographyphotography
Answers by country
oil
silver
cadmium
zinc
answers

17

17

17

110

59

12392

952

357

46

45

18

37

150

119

25

988

31

73

16

89