Bedrich Hettich was born in the Bronx, New York. He earned BS and MS degrees in chemical engineering practice from MIT. He spent forty-two years doing research, development, and design of chemical ...lihat lebih banyakBedrich Hettich was born in the Bronx, New York. He earned BS and MS degrees in chemical engineering practice from MIT. He spent forty-two years doing research, development, and design of chemical facilities and evaluating their performance. This is his second book.lihat lebih sedikit