The Safe Drinking Water Act (SDWA) originally passed in 1984 by United States Congress was established to regulate the drinking water of this nation. Amendments were made in 1986 and 1996 to further protect this favorite beverage and its sources - lakes, reservoirs, ground water wells, rivers, streams, and springs.We spent a great deal of time talk

If you were to look at most of your high end electrical devices such as laptop, personal digital assistant, cell phone, MP3 player etc, most probably it will be powered by a lithium based battery.Usually it has been seen that people who use laptops actually plug the laptop to the power supply. However this cobalt mine is the wrong way of charging t

If you have a laptop computer, do not expect your battery to last forever. They have a life span that can be measured mostly by how may times you charge it up. Generally it is about 300 to 500 times if you have a lithium-ion battery.Water lines and sewage: This is why it's so important to have a store of emergency water on hand. If you even suspect