Paddling pools

Laminates of flexible vinyl films are used frequently in the manufacture of air beds, buoyancy items, inflatable toys, paddling pools, and so forth, and such laminates usually can be welded without difficulty. 

The children screamed as she ran to their paddling pool, plunged in to quench the flames, and then ran into the honse to phone for an ambulance. 

Figure 6.1 Schematic of a chlor-alkali cell in which an electric current is passed through a sodium chloride solution (hrine). Chlorine gas is produced at the anode (note the paddle-like electrodes with the positive charge at the top), and sodium dissolves in the cathode (note the negative charge at the bottom). In this case, the cathode is a pool of elemental mercury, and the sodium amalgam is later hydrolyzed to produce sodium hydroxide.

He paddled over to the side of the pool and pushed himself out onto the slippery floor. A bout of shivering claimed his limbs he wasn t sure if it was from the cold water or the nagging feeling of claustrophobia. The surge chamber was horribly confined, and the fact that it was usually full of water didn t help. 

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