Before you first use new bottles, nipples, and rings, sterilize them by submerging them in a pot of boiling water for at least five minutes. Then let them air dry on a clean towel.After that, a good cleaning in hot, soapy water or a cycle through the dishwasher is sufficient.efore you first use new bottles, nipples, and rings, sterilize them by submerging them in a pot of boiling water for at least five minutes. Then let them air dry on a clean towel.
The American Federation of Labor and Congress of Industrial Organizations (AFLâCIO) is a national trade union center and the largest federation of unions in the United States. It is made up of fifty-six national and international unions, together representing more than 12 million active and retired workers.
FCO may mean: 1  Buenos Aires Western Railway (Spanish: Ferrocarril Oeste de Buenos Aires) 2  Club Ferro Carril Oeste, an Argentine football club. 3  Farm Cove Observatory, in New Zealand.  Federal Cartel Office, in 1  Germany. Fellow of the College of Organists.  Financial control officer.