Puzzles
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PuzzleOn the spot: permeating pong
What would you do if campus security reports a smell of gas near the labs during a power outage?
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PuzzleOn the spot: warming fire
Should you operate a wood-burning stove while taking medical oxygen?
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PuzzleDecember 2018 puzzles: Jumbo CrOsSWORd
Download the puzzles from the December print issue of Chemistry World
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PuzzleOn the spot: boil and bubble
What would you do if a bottle of waste chemicals starts bubbling?
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