|
0
votos
vótalo
Element of the Week - Helium FactsDid you know the Hindenburg airship had been designed to use helium, but was forced to use hydrogen as a result of a US military embargo against Germany? At that time, most of the world's helium was held by the US, which produced it by extracting the element from natural gas.
Did you know it's ha ... |
argentina
chile
colombia
cuba
ecuador
espana
guatemala
honduras
mexico
nicaragua
paraguay
peru
republica-dominicana
united-states
uruguay
venezuela
Pon a Keegy en tu sitio
Lleva Keegy a cualquier sitio
Agrega botones para conocer tus usuarios online , tu posición en el ranking o que tus visitantes voten tus noticias.
