Welcome to the era of light Light has long been known to be essential nourishment for the human body. We will explore the different types of light that are present on Earth and relate it to human health and nature. Light is discussed extensively in the Bible and we will see if we can associate our findings to it. Finally, we will investigate if the Industrial Revolution has created the ultimate toxin of poisonous sunlight
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.