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• U ohlađenu epruvetu<br />
s kalijevim kloratom<br />
dodaj malo, koliko<br />
stane na vrh noža,<br />
manganova dioksida,<br />
MnO2. • Zagrijavaj smjesu<br />
kalijeva klorata i<br />
manganova dioksida,<br />
te povremeno ispitaj<br />
tinjajućom treščicom.
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