Electrolysis saves the day

The Cutty Sark is a 19th Century Clipper ship. Built in 1869 to transport tea, the ship was built at a time when iron hulled ships were beginning to replace wooden ships. The Cutty Sark has a wooden hull fixed to a metal frame. For the past 50 years of so, the Cutty Sark has been kept alongside the River Thames in London in dry dock. However, every time it rains, the integrity of the ship was threatened (and believe me, ...

Killer Salt

  It has been a bad winter here is the UK (and most of Europe). Bizzarly, we may see a reduction in the number of frogs during the spring and summer of 2011 as a consequence of this bad weather. However, this will not be caused by the extreme cold, it is more of a man made problem to do with the cold weather. Salt (good old Sodium Chloride, NaCl) is put onto roads to de-ice them - to stop them freezing. Whilst it is only ...