We have proved ... that after our stores of oil and coal are exhausted the human race can receive unlimited power from the rays of the sun. — Frank Shuman, New York Times, 2 July 1916 The International Organization for Standardization has established several standards relating to solar energy equipment.
Kita telah buktikan... bahwa setelah persediaan minyak dan batubara kita habis, manusia dapat menerima energi tak terbatas dari sinar matahari. — Frank Shuman, New York Times, 2 Juli, 1916 Organisasi Internasional untuk Standardisasi telah membuat sejumlah standar yang berhubungan dengan peralatan energi surya.