How neon lamps work. 1  A neon lamp is a sealed glass tube filled with neon gas, which is one of the so-called noble (inert or unreactive) gases on the far right of the Periodic Table. 2  There are electrical terminals at either end of a neon tube. 3  When the tube is switched off, it contains ordinary atoms of neon gas (brown circles).
Erie, PA - Weather forecast from Theweather.com. Weather conditions with updates on temperature, humidity, wind speed, snow, pressure, etc. for Erie, Pennsylvania Today: Cloudy skies with sleet, with a maximum temperature of 36Â° and a minimum temperature of 25Â°.
Pennsylvania Weather. Exton, PA climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 30's.he warmest month of the year is July with an average maximum temperature of 85.60 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 20.60 degrees Fahrenheit.