dbs pre-ib / ib group 4 project - evaluation presentation (presenter version)
DESCRIPTION
DBS Pre-IB / IB Group 4 Project - Evaluation Presentation (Presenter Version - no words!)TRANSCRIPT
![Page 1: DBS Pre-IB / IB Group 4 Project - Evaluation Presentation (Presenter Version)](https://reader034.vdocuments.site/reader034/viewer/2022052523/55654969d8b42ad7648b5381/html5/thumbnails/1.jpg)
Comparison of brands of sanitary towels
Diocesan Boys’ School Group 4 Project Fergus Chan, Dexter Cheung, Felex Lau, Geoffrey Fung
![Page 2: DBS Pre-IB / IB Group 4 Project - Evaluation Presentation (Presenter Version)](https://reader034.vdocuments.site/reader034/viewer/2022052523/55654969d8b42ad7648b5381/html5/thumbnails/2.jpg)
1Objectives
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Penetrability of water
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Penetrability of water Absorption of water
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Penetrability of water Absorption of water Tolerance for mass
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Penetrability of water Absorption of water Tolerance for mass Tolerance for pH
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2Methods
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Penetrability of water - Chromatography
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Absorption of water
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Tolerance for mass
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Tolerance for pH
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3Results
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Penetrability of water – “Whisper”
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Absorption of water – “Lauríer”
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Tolerance for mass – “Lauríer”
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Tolerance of pH – “Watsons”
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4Strengths
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5Weaknesses
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6Improvements
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All photos are used for educa0onal purposes.
• h3p://www.flickr.com/photos/22642676@N05/2758303103/
• h3p://www.flickr.com/photos/wistechcolleges/7221617514/
• h3p://www.flickr.com/photos/40964293@N07/5850735835/
• h3p://www.flickr.com/photos/soitsdryna/4597661311/
• h3p://www.flickr.com/photos/schlinchen/5525973245/
• h3p://www.flickr.com/photos/wenburn/3213615979/