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Application of Zinc. S.5D Ng Hoi Yi (12) Pang Sze Yan (15) Tong Hoi Yi (22). Industrial use Medical use Biological Use. Industrial Use. 1) An anti-corrosion agent (most commonly) Galvanization (55%) U sed on … ... chain-link fencing guard rails suspension bridges - PowerPoint PPT Presentation
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S.5D Ng Hoi Yi S.5D Ng Hoi Yi (12)(12)
Pang Sze Yan (15)Pang Sze Yan (15)
Tong Hoi Yi (22)Tong Hoi Yi (22)
Industrial use
Medical use
Biological Use
1) An anti-corrosion agent (most commonly)
Galvanization(55%)Used on … ... chain-link fencing guard rails suspension bridges lightposts metal roofs heat exchangers Hot-dip handrail galvanized crystalline surface
car bodies
Industrial Use
2) An efficient sacrificial anode in cathodic protection
Acts as the anode
Protect metals that are exposed to sea water from corrosion
iron T-Bolt without/with cathodic protection
Industrial Use
3) Alloy (Brass)
More ductile and stronger
Superior corrosion resistance
Useful in … … communication equipment hardware musical instruments water valves Cast brass
microstructure at magnification 400x
Industrial Use
4) Zinc-air batteries
Electro-chemical batteries
High energy densities
Relatively inexpensive
to produce
Useful in … … electric vehicle propulsion Zinc -air button cell
film camera
Industrial Use
1) Dietary supplement
Single tablet over-the-counter daily vitamin
& mineral supplements
Protect against … …
accelerated aging of the skin
muscles of the body
Speed up the healing process
Medical Use
2) Cure diseases
Effective treatment for … …
Age-related macular degeneration ( 老年黃斑點病變 )
Acrodermatitis enteropathica
Protect against … …
Diaper rash ( 尿布疹 ) Sunburn & Windburn
Medical Use
1) Enzyme
A useful catalytic agent
Necessary for … ... plants animals microorganisms
Coordinate to the amino acid side chains of … … aspartic acid glutamic acid cysteine and histidine.
Biological Use
2) In human body
2–4 grams distributing throughout the human body brain muscle bones kidney liver prostate parts of the eye.
Biological Use