The first soaps were manufactured in ancient times through a variety of methods, most commonly by boiling fats and ashes. Archeologists excavating sites in ancient Babylon have found evidence indicating that such soaps were used as far back as 2800 B.C. By the second century A.D., the Romans were regularly...
Starting a water refilling station is a promising business. Given the right location and marketing, you can earn from Php 30,000 to Php 40,000 a month. Water refilling station business is easy to operate and the whole family can benefit from it. How to Start a Water Refilling Station Business?...
Frozen yogurt is a refreshing, tangy dessert that combines the flavors and textures of ice cream and sherbet. Frozen yogurt is a relative new-comer in the dessert market. The history of frozen desserts dates back thousands of years to Asia where water ices were first made. Although Roman literature describes...
Photovoltaic solar cells are thin silicon disks that convert sunlight into electricity. These disks act as energy sources for a wide variety of uses, including: calculators and other small devices; telecommunications; rooftop panels on individual houses; and for lighting, pumping, and medical refrigeration for villages in developing countries. Solar cells...
Recent Comments