Converting Yeast. 1  Converting from fresh yeast to active dry yeast you multiply the weight of the fresh yeast by 0.4. 2  Converting from fresh yeast to instant dry yeast you multiply the weight of the fresh yeast by 0.33. 3  Converting from instant dry yeast to active dry yeast multiply by 1. 2.
Vulcan Materials Co. (USA) The largest U.S. producer of construction aggregates, Vulcan Materials Company provides crushed stone, sand and gravel to national construction corporations. For several years, the company has been named the top aggregate in the United States with 2009 sales of $2.5 billion. Despite the recent third quarter profit slump, the company is still one of the most prominent aggregate companies around the globe. With more than 300 aggregate production and facilities in 22 states, the Bahamas and Mexico, the company has, among other sites, 173 stone quarries and 48 sand and gravel plants.
Fine aggregates generally consist of natural sand or crushed stone with most particles passing through a 3/8-inch sieve. Coarse aggregates are any particles greater than 0.19 inch, but generally range between 3/8 and 1.5 inches in diameter.ggregates are inert granular materials such as sand, gravel, or crushed stone that, along with water and portland cement, are an essential ingredient in concrete.