. >> reporter: david bitterman is the director of solid waste association of north america.s year it's important to recycle right. >> when you get a box from an e-commerce retailer. make sure that only the recycling components of that box are placed in your recycling container. >> reporter: and that's typically cardboard only. david says what we real want to avoid is styrofoam, plastic films and any other flimsy materials. things like that can make it especially difficult to handle. >> you miss contaminating the good stuff. >> reporter: how about the tape? tape and labels are okay. recycling should always be separated and loose, never bag or box your recyclables before macing th placing them in the bin. brafk do break down the boxes. and cover them. if they get mold they end up in the landfill. >>> 40 young patients were treated to a fantasy drive through north pole at sfo this afternoon. usually the children are taken on a flight around the bay to a virtual north pole. as they pulled up, santa greeted them. the children range from 3 months to 13 years old. most of them are