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What a winning combination?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.

Correct answers: 2

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Harry and Esther are out shopp...

Harry and Esther are out shopping one morning when Esther says, "Darling, it's my mother's birthday tomorrow. What shall we buy for her? She said she would like something electric."
Harry replies, "How about a chair?"

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Leopold Gmelin

Died 13 Apr 1853 at age 64 (born 2 Aug 1788).German chemist who discovered potassium ferrocyanide (1822), devised Gmelin's test for bile pigments and researched the chemistry of digestion. He published the notable Handbook of Chemistry to comprehensively survey the subject. This was the first thorough update since the era of Lavoisier's influence. Organic chemistry was one of the first edition's three volumes (1817). Gmelin thus reinforced the distinction from inorganic compounds, as had Berzelius, who coined the name organic, only a decade earlier, for substances found in living, or once-living tissues. By the fourth edition (1843), Gmelin's work had expanded to nine volumes, of which six were on organic chemistry. Gmelin coined the names ester, ketone and racemic acid. Johann Georg Gmelin was his great-uncle.«

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