1. All flammable materials contain phlogiston that is liberated in burning, leaving the "dephlogisticated" substance in its "true" calx form.
所有易燃材料均含有在燃烧过程中释放的发火物质，使“去表皮化的”物质保持其“真正”的杯状形式。
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2. The phlogiston theory states that all flammable materials contain phlogiston that is liberated in burning, leaving the "dephlogisticated" substance in its "true" calx form.
3. The phlogiston theory states that all flammable materials contain phlogiston that is liberated in burning, leaving the "dephlogisticated" substance in its "true" calx form.
