The deadly reason why you should NEVER sleep with your room heater on
Do I need to worry about space heaters? Here's what experts say — and how to use one safely.
Space Heater Safety Mistakes That Could Cause Serious Trouble - Bob Vila
Ask the Expert: Are space heaters safe to use in my home?
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The deadly reason why you should NEVER sleep with your room heater on
Is it bad to sleep with the heater on? - Quora