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Lau Wing Ni 3A (27) Chan Amy Wai Sum 3A (21) Lam Ka Yee 3A (26) Tse Wing Yin 3A (36)

Member List. Lau Wing Ni 3A (27) Chan Amy Wai Sum 3A (21) Lam Ka Yee 3A (26) Tse Wing Yin 3A (36) Tsui Ka Lam 3A (37) Yuen Lai Shan 3A (41). Introduction of aluminium. A member of the poor metal group of chemical elements F ound primarily in bauxite ore

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Lau Wing Ni 3A (27) Chan Amy Wai Sum 3A (21) Lam Ka Yee 3A (26) Tse Wing Yin 3A (36)

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  1. Member List • Lau Wing Ni 3A (27) • Chan Amy Wai Sum 3A (21) • Lam Ka Yee 3A (26) • Tse Wing Yin 3A (36) • Tsui Ka Lam 3A (37) • Yuen Lai Shan 3A (41)

  2. Introduction of aluminium • A member of the poor metal group of chemical elements • Found primarily in bauxite ore • The most abundant in the earth's crust • Has the symbol Al and atomic number 13

  3. Applications of aluminium • Transportation(aircraft, bicycles etc.) • Making cooking utensils • Construction(window frames, door etc.) • Making electrical transmission lines • Making the spectacle frames • Packaging

  4. Introduction of polystyrene • A long chain hydrocarbon with every other carbon • A polymer made from the monomer styrene, which is a liquid hydrocarbon • Produced either as a solid or as a foamed plastic • Usually low in price

  5. Applications of polystyrene • Biology(Petri dish and test tube) • Package for food • Protect articles from breakage • Water-based paint

  6. Properties of polystyrene and aluminum

  7. Uses of polystyrene and aluminum in daily life

  8. End*

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