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We use Google Analytics to track page visits through the site. These tell us which pages were visited, the route someone took through the site and an approximate location for the user. This cookie helps us to understand a user's route through the site, so that we can adapt and improve it. This does not record any personal details or monitor anything you type in our forms.
We rely on traffic to help dissolve salt into a solution which in turn lowers the freezing point of water. This is why treated motorways and other routes with high amounts of traffic will clear much more quickly than routes where there is less traffic.
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