Honey bee mating is one of the most dramatic examples of sexual suicide in the insect world. Honey bee sex occurs in mid-air, when the queen flies out in search of mates. Drones compete for the chance to mate with their queen, swarming around her as she flies.
What is Carat Total Weight And Why Is It Used? The abbreviations âCTWâ, âCWTâ, âTWâ and âTDWâ all mean the same thing. Carat total weight or total diamond weight represents the weight summation of all the diamonds on that piece of jewelry. When you come across jewelry using CTW in their description, be sure that you check the sizes of diamonds used. I will explain why in a moment.
A Swage Block is a multi-purpose tool used similar to an anvil by blacksmiths, metal sculptors, armourers and other metalworkers. Swage blocks are generally thick square or rectangular blocks of cast iron, ductile iron or steel.They have also been made of wood and bronze.apping Blocks These are a jeweler's or watchmaker's tool machined from a solid block of hardenable steel, brass or hardwood under 3 (~75mm) square or round and have polished surfaces. A dapping block is similar to a to a very small industrial block with the addition of small hemispherical depressions.