http://en.wikipedia.org/wiki/Whisker_(metallurgy)
http://en.wikipedia.org/wiki/Petroleum
http://en.wikipedia.org/wiki/Plant_nutrition
http://en.wikipedia.org/wiki/Cancer_diagnosis#Diagnosis
http://en.wikipedia.org/wiki/Sludge
http://en.wikipedia.org/wiki/Friction
http://en.wikipedia.org/wiki/Arteriosclerosis
http://en.wikipedia.org/wiki/Piezoelectricity
http://en.wikipedia.org/wiki/Disability
http://en.wikipedia.org/wiki/Rice
http://en.wikipedia.org/wiki/Rare_metal
http://en.wikipedia.org/wiki/Nucleic_acid
http://en.wikipedia.org/wiki/Finger_bones
http://en.wikipedia.org/wiki/Arsenic
http://en.wikipedia.org/wiki/Silicon_ingot
http://en.wikipedia.org/wiki/Radioactive_decay
http://en.wikipedia.org/wiki/Actuator
Producing rice crops that are resistant to the cold weather
http://en.wikipedia.org/wiki/Diatom
Visually impaired walking assistance
