Scientists at the Los Alamos National Laboratory have succeeded for the first time in mining heat from the Earth's interior and producing energy on a commercial scale, enough for efficient generation of electricity and heating factories and homes.
                    
                
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                Aand producing energy on a commercial scale, enough for efficient generation of electricity and heating
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                Band producing enough energy on a commercial scale for electricity to be generated efficiently and to heat
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                Cfor energy production on a commercial scale, enough for generating electricity efficiently and to heat
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                Dto produce energy on a commercial scale, enough for generating electricity efficiently and for heating
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                Eto produce enough energy on a commercial scale for efficient generation of electricity and heat
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