Throw rugs from dry cleaner plastic bags. Slit the bags open down one side and then cut into strips, about 16 inches wide. For thickness, join a few strips together at one time with rubber cement. When crocheting always place the strips behind your yarn, making your single crochets around the strips. Use 4-ply yardn and a #8 crochet hook. You may find that nore or fewer chains are needed depending on the tension fo your work, the type of yarn and the thickness of the bags. The rug should be firm and lie perfectly flat. If it buckles, the tensions is too tight. If it's floppy the tension is too loose. For the center of the rug, use just yarn. Ch 5 and sl st into first ch to form a ring; make 8 sc in ring. ROW 1: Taper the 1st 10 inches of the strip and place it behind the yarn. Insert hook into first sc, catch yarn and draw through sc, making 2 loops of yarn on hook. Carch another loop of yarn and draw it through the 2 loops, * ch 3 and sc, repeat from * around. On the following rows, repeat the patterns given below all the way around. Row 2: Ch 5, sc in ea sc. Row 3: Ch 3, sc in center of ch, ch 3, sc in sc. Row 4: Ch 5, sc in ea sc Row 5: Ch 6, sc in ea sc. Row 6: Ch 7, sc in ea sc Row 7: Ch 4, sc in center of ea ch, ch 4, sc in sc. Continue and repeat rows 4 through 7, until your rug is the desired size. Taper the last 10 inches of the strip to finish.