Explanation:
The heat generated when chemical, transport, or mechanical work is done by the organism is lost to the environment.
The the matter from one organism to the other is transferred via energy. The producer's produce and consumer's consume this energy according to 10% law. Most of the energy is lost (90% ) to the environment in form of heat.
A straight handle for easy use and a wide tip for scooping food
The area directly above the light bulb is warmest because of convection.
The cardboard sleeves reduce the heatness from the coffee cup. So then the cosumer does not get a burn.