To remove from the molds, hold the mold under running tap water or dip it in a bowl of water filled halfway. (savorybitesrecipes.com)
Run tap water for a minute or two until it's cold to reduce lead or other contaminants. (babycenter.com)
My girls never took a bottle, but according to some of my readers, sticking the bottle under warm running tap water works just fine. (thenaptimereviewer.com)