If you are unfamiliar with FIRST robotics, you should get yourself familiarized. The FIRST Robotics Competition (or FRC for short) is an international robotics competition where teams ranging from twenty to one hundred students build game-playing, 120-pound robots in just six weeks to compete in tournaments all across the globe. If you are a freshman through senior in high school, you are eligible to join.
âCaratâ is a term used for the denoting the weight of gemstones. âKaratâ is a term that describes the purity level of gold. Karats are in a base 24 system, which is a fancy way of saying tkae the karats on your jewelry and divide it by 24 to get the percentage of pure gold. 24 karat (24k) is pure, 100% gold.
Identify 22-karat gold by the â22Kâ mark, which indicates that jewelry is 91.6 percent pure gold, or 22 parts pure gold out of 24. Note that 22-karat gold jewelry can also be stamped with â916â or â917.â. Remember that an â18Kâ mark means jewelry is 75 percent pure gold, or 18 parts pure gold out of 24.