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Abstract: Vacuum forming uses sheets of thermoplastic. The plastic sheet is clamped in a frame. Then softened by heating. Then ...

Country: Australia Duration: 21 mins Viewers: 931

Abstract: Cooking, good cooking, is not some special skill that a few people are blessed with. It is something we can all posse...

Country: Australia Duration: 19 mins Viewers: 926

Abstract: Chemistry and physics are your passport to anywhere you want to go and almost anything you might want to do. If you ...

Country: Australia Duration: 22 mins Viewers: 914

Abstract: Geothermal exchange takes the advantage of geothermal energy stored close to the earth surface. Geothermal energy can...

Country: America Duration: 30 mins Viewers: 904

Abstract: There are many different metals， and we choose the metal with the properties best suiting our needs. This tower is st...

Country: Australia Duration: 20 mins Viewers: 892

Abstract: In this program we are going to look at dipole， hydrogen， Van der Waals， and metallic bonds. In this arrangement of a...

Country: Australia Duration: 27 mins Viewers: 287

Abstract: Environmental chemistry is the study of substances and reactions that affect the environment. In this program we are ...

Country: Australia Duration: 34 mins Viewers: 9

Abstract: We discard large amounts of garbage every day. Are they all waste? Recycling is good way of treating our garbage. Fir...

Country: Australia Duration: 23 mins Viewers: 8

Abstract: Metals can be formed or shaped in three main ways — heating， cold-forming and milling. Hot forming is used for shapin...

Country: Australia Duration: 22 mins Viewers: 7

Abstract: The famous German chemist Herman Stotin discovered macromolecule in the year 1921. However， his theory was disagreed ...

Country: Germany Duration: 15 mins Viewers: 7

Abstract: There are many ways of cutting metals and it is a matter of deciding which is the most suitable for the job. Each too...

Country: Australia Duration: 19 mins Viewers: 0

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