Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to identify plastic rice [title] Purchase plastic rice beads if you want a comparison. [step] Plastic rice beads are available online and at some art supply stores. They're used to cushion shipped cargo and for crafts projects.

Ending1: They are fairly cheap, do not require much effort and do not require much maintenance (probably being $2 , 500-$20 , 000). The larger your beads are, the more expensive they are, so it may be a good idea to go with a kits similar to plastic rice beads designed for crafts. Ending2: When you conduct your experiments, you could compare a sample of plastic rice with the rice you want to test. [substeps] Some people have seen videos of plastic rice beads being produced and assume that they're made just to be passed off as food. Ending3: If you can't find plastic rolls, you can purchase them from the craft store, or make your own similar design by counting the roll number on the side. [substeps] In addition to sticker items, plastic rice beads also come in a variety of shapes and sizes, including pea-sized beads. Ending4: Plastic beads are relatively inexpensive, especially when you're bringing them home from the store. They can be cut in half lengthwise with a sharp knife and used for special projects.

Answer format: ending1/ending2/ending3/ending4