This song is totally about the civil rights movement! it SO shows! (I'm REALLY sorry if this sounds racist, but the Blackbird is an African American experiencing the civil rights movement) Here are a few lines: Blackbird singing in the dead of night: during slavery, the slaves had to do things under cover.
USAR Concrete and Metal Cutting Diamond Blade. The USAR concrete and metal cutting diamond blade is the diamond blade that rescue teams have been waiting for. It cuts through steel, concrete, and cast iron with incredible speed.
Rating Newest Oldest. Best Answer: In theory a diamond sword could be made but it would not be much use as such. Diamonds are hard, mohs 10, but brittle. It would be like making a glass sword, pretty but not very practical.'m thinking a steel sword with a serated edge made from small diamonds would be sharp and very forboding, and would probably glisten very nicely in the sunshine :). Source(s): http://famousdiamonds.tripod.com/centena... TrickMeNicely Â· 9 years ago.