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.
This graph shows three tests of a Harbor Freight 1â2-inch clicker torque wrench that Cornerstone performed over a period of 60 days. Test 1 is the original test that shows the wrench varied between 69 and 70.3 lb-ft. Test 2 shows what happened to accuracy after leaving the wrench at the 70 ft-lb setting for 30 days.