Arduino Nano Overview. The Arduino Nano is a small, complete, and breadboard-friendly board based on the ATmega328 (Arduino Nano 3.0) or ATmega168 (Arduino Nano 2.x). It has more or less the same functionality of the Arduino Duemilanove, but in a different package.
Black cardamom is a popular spice used in several types of food preparations. Here is a brief list illustrating the various ways in which these seeds can be used. 1  The leaves of the plant are cooked and consumed as greens.
Potassium alum is the common alum of commerce, although both soda alum and ammonium alum are manufactured. 1  Shaving alum is a powdered form of alum used as an astringent to prevent bleeding from small shaving cuts.2  The styptic pencils sold for this purpose contain aluminium sulfate or potassium aluminium sulfate. Typically potassium alum is used. 2  Water treatment-Alum (aluminium sulfate) is used in water treatment. 3  The addition of alum to raw water causes small particles and colloids to stick together and form heavier particles (floc) which will settle in water.