This was obtained over 39 days for a gas flow range between 0.12 and 0.72 m3 hâ1 and a resulting toluene inlet concentration range of 0.71â0.51 g mâ3, respectively. During the first 25 days, the greatest EC was in the first stage (55 g mâ3 hâ1), contrasting with the low EC obtained in the other two stages.
Varieties include ginger, ginkgo biloba, ginseng, hibiscus, jasmine, rosehip, mint, rooibos (red tea), chamomile, and echinacea. Limited research has been done on the health benefits of herbal teas, but claims that they help to shed pounds, stave off colds, and bring on restful sleep are largely unsupported.
If you are thinking about herbal tea for respiratory health you should know that teas have been used for thousands of years to treat bronchitis and coughs. The main point of the teas is to improve the immune system so that the body will be able fight off the infections.