still bears scars of a 1979 test mining operation. The collection of small polymetallic nodules, potato-shaped rocks rich in minerals and metals, from an eight-metre strip of the seabed caused ...

That’s what happens when rain mixes with debris from burn scars. A slurry of mud, rocks ... water mix they form lye — a caustic chemical used in soap — which alters the pH of the ocean.

The product is a blob of water that's ... created by Skipping Rocks Lab, who have a goal to create waste-free packaging and stop 1 billion plastic bottles reaching the ocean each year.