Earth and Planetary Sciences
Mobile Phone
100%
Copper
57%
Material Flow Analysis
28%
Materials Recovery
28%
Lead
28%
Antimony
28%
Palladium
28%
Extraction
28%
Tin
28%
Silver
28%
Nickel
28%
Energy Saving
14%
Noble Metal
14%
Primary Production
14%
Energy Consumption
14%
Depletion
14%
Substitute
14%
Energy Requirement
14%
Social Problem
14%
Electronic Waste
14%
Product
14%
Time
14%
Purpose
14%
Amount
14%
Increasing
14%
Efficiency
14%
Estimate
14%
Industrial Process
14%
Average
14%
Engineering
Mobile Phone
100%
Material Recovery
28%
Recovery Process
28%
Recycling Process
28%
Extraction
28%
Energy Conservation
14%
Depletion
14%
Great Potential
14%
Process Flow
14%
Recovery Rate
14%
Primary Production
14%
Reducing Energy Consumption
14%
Metal Refining
14%
Recovery
14%
Recycling
14%
Products
14%
Efficiency
14%
Large Amount
14%
Material Science
Material
42%
Electronics
14%