For "dishwasher safe" carbonating bottles, to clean, either wash in dishwasher or
rinse carbonating bottle with cold or lukewarm water.
WARNING! Do not expose to heat above 70°C/158°F.
For carbonating bottle which are not "dishwasher safe", to clean, rinse carbonating bottle with cold or lukewarm water.
WARNING! Do not expose to heat above 50°C/120°F.
Never wash or rinse in hot water. Do not wash in dishwasher.