11. Sulfate contains chemically bound water , hence its presence suggests water was around in the past. 12. Birds are combing the packed, wet sand for anything edible left behind by the Gulf-bound waters . 13. If the water cannot be removed from the food easily it is known as bound water . 14. The chemically bound water inside these materials sublimes. 15. Previous studies with infrared spectroscopes have provided evidence of small amounts of chemically or physically bound water . 16. It is penetrated by bound water . 17. An electrocogulated flock tends to contain less bound water , is more shear resistant and is more readily filterable" 18. The station features an architectural sculpture, called'Stone Tree Inverted Post ( Bound Water Light ),'created by artist Jud Fine. 19. The glauconite " per se " will incorporate electrochemically bound water ( CBW ) because of the clay types. 20. Non-freezable bound water does not form ice due to the strong association between water molecules and the hydrogel networks.