Possible the single most important combination of elements ever discovered bacon artwork copyright push merchandising ltdt shirt design reads ba co n 56 27 7 barium cobalt nitrogen 137327 58933 14006our crew neck short sleeved mens t shirts are 100 premium cotton in a soft pre shrunk jersey knit our womens t shirts are lighter weight 150g tees made with deluxe 30s soft style yarns for a soft feel