https://en.wikipedia.org/wiki/Ion
https://en.wikipedia.org/wiki/Solid_carbon_dioxide
http://en.wikipedia.org/wiki/Diatomaceous_earth
http://en.wikipedia.org/wiki/Pitch_(music)
Damping device
Temperature measurement
http://en.wikipedia.org/wiki/Bevel_gear
http://en.wikipedia.org/wiki/Chaperone_(protein)
http://en.wikipedia.org/wiki/Birefringence
Vegetable
Soil purification
Structure reinforcement
http://en.wikipedia.org/wiki/Concrete
Recording medium
Waste disposal
Biofuel
http://en.wikipedia.org/wiki/Rice
Raw metal material
http://en.wikipedia.org/wiki/Ozone
http://en.wikipedia.org/wiki/Activated_carbon
