The world is facing a critical shortage of helium, which threatens much more than the party balloon industry. Since the World War I era, helium has proven to be indispensable in a wide range of industrial and medical uses.
via LiveScience.com http://www.livescience.com/38990-looming-helium-shortage.html
via LiveScience.com http://www.livescience.com/38990-looming-helium-shortage.html
Δεν υπάρχουν σχόλια:
Δημοσίευση σχολίου