Lighting Essays

How to Make a Lava Lamp with Household Ingredients

Edited by Sondra C, Nicole Willson, Jack Herrick, Krystle and 104 others Two Methods:With Vegetable Oil and WaterWith Mineral Oil and Alcohol Have you ever caught yourself being hypnotized by a lava lamp? You hold it in your hand, move it slightly, and watch as the liquid quivers and separates into different shapes and colors. Then you look at the price tag – and put it back. To do your wallet a favor and make a lava lamp with household…

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Problem Solving Mini Project Report

1.Introduction NTU students spend lots of time in tutorial rooms studying. However, the chairs in NTU tutorial rooms are uncomfortable. Seat pans and backrests are plastic and tables attached to right armrests are 20cm above the seat pans and too small to place taptops. Students complain about these chairs. According to our group’s survey, 70 of 72 SM2 students suffer backaches after long hours of writing sitting on the chairs. Since tables are fixed, most students are forced to bend…

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Pre Victorian Lighting Devices

It is quite unimaginable what it would be like waiting for the morning in pre-Victorian London and to venture in its streets when darkness has already settled in. People are more familiar with the gas lamps aglow in the homes and along the roadways of the streets of Victorian England where dimly-lit hansom cabs are plying. Today, homes and city streets are illuminated to the point of at least bringing a sense of relative well-being and security to late-night strollers….

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