Sorry, you lose... A manhole cover is round because the round cover can never fall through the opening designed for the cover in the first place. If the covers were square, for instance, the cover could be turned/angled and fall through the opening. Moins
I answered - It needs to be round to fit the round hole.
I grew up as a farmer so it all came second nature to me as I had been around that kind of stuff my entire life. when it came to long working hours, I was taught it did not matter how long it took just make sure you get it done and done correctly. be on time always, and if not let somebody know. Moins
Vertical - It's the most efficient. I have a well-defined chain of command. Employees report to the person directly above them in the organizational structure. Each person is responsible for a specific area or set of duties. Moins