photovoltaic-thermal (PV/T) system â A photovoltaic system that, in addition to converting sunlight into electricity, collects the residual heat energy and delivers both heat and electricity in usable form. Also called a total energy system or solar thermal system.olar cooling â The use of solar thermal energy or solar electricity to power a cooling appliance. Photovoltaic systems can power evaporative coolers (swamp coolers), heat-pumps, and air conditioners.
HEPATITIS B VACCINATION The first hepatitis B vaccine became commercially available in the United States in 1982. In 1986, a hepatitis B vaccine produced by recombinant DNA technology was licensed and a second recombinant-type hepatitis B vaccine was licensed in 1989.
House of Cards (season 2) The second season of the American television drama series House of Cards began filming a set of 13 episodes on April 29, 2013 and concluded on November 8. Filming occurred primarily in Baltimore. On December 4, 2013, Netflix announced that the season would be released in its entirety on February 14, 2014.