The creamer powder, lavender into the cup, creamer powder to the hot water soak 1 minute, then added green tea bag soaked in 3 minutes, remove tea bags, tea-leaf filter.

将奶精粉、薰衣草放入杯中，加入热开水奶精粉浸泡1分钟，接着加入绿茶包浸泡3分钟，取出茶包，滤除茶渣。

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"The tea bag water filter technology sounds good especially from the point of it being one step process, with out having to do any mixing, " said Nega Bazezew Legesse of Oxfam.

CNN: Nanotech and 'tea bag' to clean up drinking water