What you can do for eczema. 1  To cool your itch, soak a washcloth in ice-cold milk and lay the cloth onto the itchy area. 2  Keep your baths and showers under 10 minutes. 3  After you bathe, use a heavy cream-based moisturizer to guard the skin against irritants.  Stop the scratching.
How a PV cell makes electricity. Under the sun, a photovoltaic cell acts as a photosensitive diode that instantaneously converts light â but not heat â into electricity. A top, phosphorus-diffused silicon layer carries free electrons â un-anchored particles with negative charges.
Home Â» How a Geothermal Power Plant Works (Simple) Most power plantsâwhether fueled by coal, gas, nuclear power, or geothermal energyâhave one feature in common: they convert heat to electricity.