Just had a few days staying in beautiful Harrogate. Of course in Victorian times the town was famous for its 'water cure' having some of the most sulferous water in the UK. So when I saw this plaque in the municipal gardens showing the analysis of the minerals of the different springs I thought I'd share it ;-)
Anyone know how to convert 'grains per gallon' to PPM ??
Anyone know how to convert 'grains per gallon' to PPM ??