http://ptn.ro Doar un site pentru natura Wed, 28 Jul 2010 07:22:11 +0000 en hourly 1 http://wordpress.org/?v=3.0 http://ptn.ro/energie-alternativa/bobina-nathan-stubblefield/ http://ptn.ro/energie-alternativa/bobina-nathan-stubblefield/#comments Wed, 28 Apr 2010 11:19:05 +0000 Florin http://ptn.ro/?p=504 http://ptn.ro/energie-alternativa/bobina-nathan-stubblefield/feed/ 0 http://ptn.ro/reciclare/cum-sa-faci-un-joule-thief/ http://ptn.ro/reciclare/cum-sa-faci-un-joule-thief/#comments Tue, 16 Jun 2009 10:16:40 +0000 Florin http://ptn.ro/?p=197 http://ptn.ro/reciclare/cum-sa-faci-un-joule-thief/feed/ 0 http://ptn.ro/energie-alternativa/comentarii-ale-lui-john-bedini-despre-energia-gratuita/ http://ptn.ro/energie-alternativa/comentarii-ale-lui-john-bedini-despre-energia-gratuita/#comments Mon, 23 Mar 2009 12:49:32 +0000 Florin http://ptn.ro/?p=106 http://ptn.ro/energie-alternativa/comentarii-ale-lui-john-bedini-despre-energia-gratuita/feed/ 0