Group one and 2 silicides e.g. Na2Si and Ca2Si react with h2o, yielding hydrogen and/or silanes. At Client Electronics Display (CES) 2012 a secure and eco-friendly 1kWh or 3kWh ability cellphone charger with sodium silicide that runs on drinking water has released for 'those who spend time from the electricity https://3dprinterfilament04703.pointblog.net/sic-ceramic-things-to-know-before-you-buy-87679406