Do you know how often you should be washing your water bottle?

We took swabs from 10 BBC employees’ water bottles and five London pub toilets, and compared the levels of bacteria on both. @BBCNews @BBCSounds #ReliableSauce #WaterBottle #Science Subscribe and ???? to the BBC ???? https://bit.ly/BBCYouTubeSub Watch the BBC first on iPlayer ???? https://bbc.in/iPlayer-Home Reliable Sauce with Kirsty and Jonelle. Kirsty Grant and Jonelle Awomoyi are here to give the news more flavour, serving up the week's biggest stories with the perfect amount of sauce. All our TV channels and S4C are available to watch live through BBC iPlayer, although some programmes may not be available to stream online due to rights. If you would like to read more on what types of programmes are available to watch live, check the 'Are all programmes that are broadcast available on BBC iPlayer?' FAQ ???? https://bbc.in/2m8ks6v.