Effectiveness assessment of the training strategy revolves around employees visibly observing the leadership commitment to a safe workplace, and leaders in the organization being more knowledgeable on safety with line management accepting their safety responsibilities.
Although as I have already mentioned there are various types of paper, the average thickness of a regular copy paper ranges from 0.05 to 0.10 millimeters. It's obviously much thinner than the old fashioned papyrus and way more lighter than clay.
Depending on the mail service you are using, the cost and requirements for a postcard vary. The USPS considers a postcard to be any single rectangular piece of paper that is at least 3 1/2 inches high by 5 inches long by 0.007 inch thick' and no more than 4-1/4 inches high by 6 inches long by 0.016 inches thick.. The post office considers all papers outside of these dimensions to be letters.