Classic Childhood Board Games That Transcend Time 12 years ago As a form of entertainment, playing games has been around in existence for many centuries. The very first record of gaming dates back to 3000BC with evidence found for the Royal Game of Ur. Also in that same century, Egyptians ...
Gypsum’s claim to fame is the mineral rock that the town is named for, with mining of the mineral and production of wall board and other materials dominating the economy and industry of the town. Like wallboard, life can be both sturdy and breakable all at the same time. When you start...
Camp, T. F., “The Manufacture of Gypsum Board,” Chapter III, Section II, The Manufacture and Technology of Gypsum Products, Dec. 22, 1950. Chen et al., “Use of Aluminum Trihydrate filler to improve the strength properties of cellulosic paper exposed to high temperature treatment” Bio...
This work confirms that applying PAM and FGD gypsum to the soil surface can reduce soil erosion. Depending on the method of application, PAM and FGD gypsum have different effects on local hydrological processes and microtopography. PAM in solution acts as a physical net on the soil surface but...