Also, pH-sensitive dyed wound dressings have been in development for at least a decade by now, at the Fraunhofer institute[1] in Germany.
[1]https://www.fraunhofer.de/en/press/research-news/2010/11/dre...
Do you realise your comment sounds a lot like, 'she only got this far because she's a young black woman'?
Do you realise your comment sounds a lot like, 'she only got this far because she's a young black woman'?