Characteristics of Isotonic and Hypertonic. 1  Concentration of solute and solution. 2  Examples. 3  Cells response in hypertonic and isotonic solution (See figure 1) 4  Water concentration gradient. 5  Solute concentration gradient. 6  Osmotic shift. 7  Movement of water. 8  Sports drinks.
However in my opinion some of the hardest and strongest rocks in the world are the quartzites found in the Witwatersrand in South Africa, Quartzite is a sandstone which has metamorphosed-that is it has been subject to high pressures and temperatures which have modified its structure.
New magnesium alloy: World's strongest and lightest metal. Albanian Minerals President and CEO Sahit Muja said, If You are an investor looking for the Next Big Thing, Magnesium appear to be one of the biggest investment opportunity of this century. Worlds largest companies are using magnesium alloy .