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4781 - About 50,000,000 cars are produced in the world every year.
4782 - The word 'modem' is an abbreviation of the words 'modulate, demodulate'.
4783 - Chocolate-chip cookies were invented by Ruth Wakefield in 1930.
Disappearing ink is usually a water-based acid-base indicator that changes colour when exposed to air.
The most bitter chemical compound is thought to be N-[(2-[2,6-Dimethylphenyl)amino]-2-oxoethyl]-N,N-diethylbenzenemethanaminium benzoate [3734-33-6], commonly called Bitrex or Denatonium Benzoate.
The molecule C8H12 is commonly called Broken Windowpane.
The name of the molecule sodium ethyl xanthate is often abbreviated to SEX.
The U.S. military is thought to have experimented with human invisibility by bending light through electromagnetic means.
4789 – In London in 1934, a young scientist is said to have made himself invisible by using a few devices including an Electro-Helmet. When he touched two contacts above his head, and asked for a switch to be flicked, his body gradually disappeared.
4790 – A paste made of Cheerios cereal, lemon juice and honey is supposed to be a good moisturizing facial product.
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