 As of 2015, Coca-Cola Mexico began distributing its Ciel-branded mineral water in 1.85 litre plastic siphon bottles with a reusable plastic head assembly.In the UK, Adcocks Syphons remains the sole producer and bottler of siphons operating in the country, with several stockists selling their product throughout the country.For making single-use sealed bottles, or commercially refillable bottles in a seltzer plant, the bottles are first washed and then evacuated using a vacuum pump and a rubber hose slipped over the nozzle.