Edgar landivar
I saw an executive, a supposed expert in energy efficiency and sustainability, on television the other day. He said...
Renewable energy
Energía renovable, sistemas fotovoltaicos, paneles solares, baterías, instalaciones on-grid y off-grid, turbinas eólicas, turbinas micro hidráulicas.
I love collecting old books, and the more technical the better. Treatises of chemistry, anatomy, steam locomotives, ...
