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The Edinburgh team have discovered that at ‘high’ ice temperatures, for example - 5 degrees C, friction creates ripples in the ice surfaces because some ice has melted and then refrozen .
I was getting the snow out of my clothing before it could melt and refreeze
Immediately refreeze only those packages that are still solidly frozen.
It is melted and then refrozen and has to be monitored by an ‘ice doctor’ who has to stay on site for the week.
Winter urban areas see so much traffic that snow gets melted only to refreeze as ice, which makes the roads dangerous.
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