A stack of cardboard boxes near an oven's exhaust vent poses a fire risk due to the high temperatures that can ignite the cardboard. Even without direct contact, heat from the vent can cause the cardboard to catch fire. Therefore, it is crucial to keep flammable materials away from heat sources.
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A stack of cardboard boxes near an oven exhaust vent can indeed pose a fire risk due to the heat produced, which can ignite the cardboard even without direct contact with a flame. It's important to keep flammable materials away from heat sources. Ensuring safety by maintaining distance is a key fire prevention measure. ;