HP Envy 14-2100 Getting Started page 6

Safety warning notice
To reduce the possibility of heat-related injuries or of
WARNING!
overheating the computer, do not place the computer directly on your lap
or obstruct the computer air vents. Use the computer only on a hard, flat
surface. Do not allow another hard surface, such as an adjoining optional
printer, or a soft surface, such as pillows or rugs or clothing, to block
airflow. Also, do not allow the AC adapter to contact the skin or a soft
surface, such as pillows or rugs or clothing, during operation. The
computer and the AC adapter comply with the user-accessible surface
temperature limits defined by the International Standard for Safety of
Information Technology Equipment (IEC 60950).
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