A meter is equal to 100 centimeters. 1 meter = 100 centimeters. The length of this guitar is about 1 meter. Meters can be used to measure the length of a house, or the size of a playground.
Marcel Grateau invented the first Hair Straightener to straighten hair in 1872.
Virchow was the first to analyse hair in criminal investigation, and made the first forensic report on it in 1861. He was called as an expert witness in a murder case, and he used hair samples collected from the victim.