Problem: Which manufacturer of pens had a large production plant in Birmingham, UK, during the first half of the 20th century?
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A: osmiroid

Problem: From the Persian for "yellow orpiment", what element, with an atomic number of 33, uses the symbol As?
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A: arsenic

Problem: In cookery Sauce Mousseline, Sauce Dijon & Sauce Foyot are all derivatives of which 'mother' sauce?
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A: hollandaise

Problem: What is the only U.S. state that starts with R?
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A:
rhode island