Clean It Up

UK Window Cleaning Forum => Window Cleaning Forum => Topic started by: EandM on December 01, 2016, 07:28:23 am

Title: Does Rain Ever Fall As Pure Water?
Post by: EandM on December 01, 2016, 07:28:23 am

http://www.sciencefocus.com/article/does-rain-ever-fall-pure-water

Title: Re: Does Rain Ever Fall As Pure Water?
Post by: Phil J on December 01, 2016, 07:32:11 am

7PPM where I live.

Title: Re: Does Rain Ever Fall As Pure Water?
Post by: julian pierce on December 05, 2016, 07:23:03 pm

Been harvesting rain water for a few years,I live on top of a mountain in Wales,my rain water reads 000 😊

Title: Re: Does Rain Ever Fall As Pure Water?
Post by: Nathanael Jones on December 05, 2016, 08:28:54 pm

M dad collects rain water - - I don't think he ever tested the PPM before the DI vessel, but a 19L vessel lasted nearly 4 years before he had to change the resin, so it must be close to 000 coming off the roof!

Title: Re: Does Rain Ever Fall As Pure Water?
Post by: Rory Edwards on January 12, 2017, 02:55:28 pm

Likely scenario would be the higher you are and farther away from polluted areas you are, the cleaner the water