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 _    _      ___      ______   __   __   _    _   
| || | ||   / _ \\   /_   _//  \ \\/ // | |  | || 
| || | ||  / //\ \\    | ||     \ ` //  | |/\| || 
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 \____//  |_||  |_|| /__//       |_||   |_// \_|| 
  `---`   `-`   `-`  `--`        `-`'   `-`   `-`

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Text this: Highly sensitive naked eye detection of Iron (III) and H2O2 using poly-(tannic acid) (PTA) coated Au nanocomposite