Questions with the keyword 'hair'

• How do you make the nanosheets that are a 100,000 smaller than a single strand of hair? by aveen0shanahan and 1 other. to Arlene Comments: (so far, 3s comments )
• how log does it take for hair on yourhead to grow by lilmissgina to Arlene, Colin, David, Eugene, Paul Comments: (so far, 2s comments )