Optimizing rate of colour change of a breathalyzer

• المؤلف الرئيسي: Lim, Yi Siong.
• مؤلفون آخرون: Lim Chu Sing
• التنسيق: Final Year Project
• اللغة: English
• منشور في: 2010
• الموضوعات: DRNTU::Engineering::Mechanical engineering::Control engineering
• الوصول للمادة أونلاين: http://hdl.handle.net/10356/40558
• المؤسسة: Nanyang Technological University

The principle of the measurement of a breathalyzer is based on the following chemical reaction: During this reaction, the reddish-orange dichromate ion changes colour to green chromium ion when it reacts with alcohol. The degree of the colour change is directly related to the level of alcohol use...