For example, copper is added to the precious metal silver to make a more durable alloy for use in coins, housewares and jewelry. Coin silver, which was used for making silver coins in the past, contains 90% silver and 10% copper, by mass.
Metformin ER (Fortamet) Metformin ER (Fortamet) is an expensive drug used to treat type II diabetes. It helps control blood sugar in combination with diet and exercise. This drug is slightly less popular than comparable drugs. It is available in brand and generic versions.
WTERT is a useful website to gain more information about sustainable waste management and technologies relevant to Waste-to-Energy. Databases of Research Performed; Global Network of Universities and Research Centers; Providing Expertise on Specific Projects; Advancing the Best Waste Management Solutions