First day of my chemistry degree course yesterday. We had to combine Oxygen and Potassium. It was OK.
— Sidney Abbott (@sidneyabbot) July 23, 2013
Tuesday, 23 July 2013
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Tuesday, 2 July 2013
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First day of my chemistry degree course yesterday. We had to combine Oxygen and Potassium. It was OK.
— Sidney Abbott (@sidneyabbot) July 23, 2013