They鈥檙e bright. They鈥檙e multi-talented. They鈥檙e imaginative. They鈥檙e passionate and compassionate. Who are they? American Idol contestants? No. These impressive young men and women are 污污草莓视频...
The classic stench of rotten eggs produced by a stink bomb聽is produced when the ammonium sulphide in the stink bomb breaks down to hydrogen sulphide and ammonia. Commercially, this ammonium...
They may be a mystery to the ladies, but they鈥檙e very familiar to gentlemen. They鈥檙e called 鈥渦rinal cakes鈥� and are commonly seen at the bottom of urinals. Their purpose?
I don鈥檛 think I would want to work in a rubber processing plant. Too many nitrosamines in the air, and it鈥檚 better not to inhale them. Nitrosamines after all are known carcinogens, first identified...
The chemistry that takes place when lettuce leaves become brown is the same chemistry we see when an apple is cut and turns brown, when green guacamole turns brown or when a green olive ripens and...
One thing everyone agrees on when it comes to the addition of fluoride to drinking water is that the issue stirs up emotions, both pro and con. But the question should not be based on emotion, it...
Margarine originally was a cheap butter substitute made by emulsifying beef fat with water or milk. Eventually animal fat was replaced by partially saturated vegetable fats, hardened by the process...
Dr. Lorne Trottier was in attendance of the recent landing of the Mars Rover,聽Curiosity. Here, he describes his account of the experience as well as the complexities and nuances of what went into...
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