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Find number abc

If 1acbb + 66612 = b1a00 find number abc. Multiple solutions may exist.

Correct answers: 0

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Smiling can be difficult

Smiling can be difficult.
It involves rearranging your basic frowndations.

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Synthetic quinine

In 1944, the first synthetic quinine was produced by Dr. Robert Burns Woodward (on his birthday) and Dr. William von Eggers Doering at the Converse Memorial Laboratory, Harvard University, Cambridge, Mass. Quinine, an anti-malarial drug, is an organic chemical with the formula C20H24N2O2.

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