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This video introduces the basic parts of the guitar and what happens when you tighten or loosen its strings.
Didn't love used to be simpler? This video certainly thinks so. With rising incomes and living standards comes rising expectations when it comes to finding "The One." This video looks at the importance of money in the marriage fortunes of Chinese men.
More on contemporary Chinese attitudes toward love and marriage, including how those views changed in response to a controversial 2011 marriage law and the Japanese earthquake. There's now a new realization that home ownership is not the most important prerequisite for tying the knot.
Intermediate
Do mosquitoes prefer UV light or human flesh?
Intermediate
To test the effectiveness of anti-mosquito lamps on mosquitoes, we'll first need some mosquitoes.
Intermediate
Just how effective are anti-mosquito lamps in a room full of mosquitos?
Intermediate
How do anti-mosquito lamps fare with human flesh in the room?
Intermediate
How serious is the pollution caused from smoking two cigarettes in a row?
Intermediate
Cigarette smoke and car exhaust go head to head in carbon monoxide and air pollution level comparisons.
Intermediate
A car is pulled into a closed garage. What will be the effects of air pollution?
Intermediate
What are the PM2.5 and carbon monoxide levels for a cigarette smoked inside a car?
An experiment to prove or disprove the combustibility of flour is upgraded to include more contact between flour and air.
An upgraded version of the experiment to prove or disprove the combustibility of flour quickly turns into a dangerous situation.
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