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.
Save. Bolts commonly use four types of measurement, while nuts use only two. Bolts are measured in length of shank, bolt head size, width of shank (the diameter of the threaded bolt body) and the thread pitch (the size of the thread).Nuts are measured by the width of the hex shape and by their thread pitch.ince the difference between metric and standard length bolts is very slight, most often, this measurement is done in inches. Place the shank of the bolt into the bolt width gauge. This measurement is the diameter of the shank and can be in either metric or standard sizing. Use each to determine the difference.