The professor discusses about some materials that reinforce reasons that mentioned in the reading part. she gives more details by referring some researches that have published in this regards in some journals.
First of all, the lecture mentioned the results of verifying of about 100 different varieties of bottled water. the bombshell is that the survey shows the bottled water has some of materials that causes some serious illness such as cancer and something like that, likewise, reading part, using bottled water exposes human health in bad situation.
Second, professor speaks about combine that have been used in bottle. some of them contain of harmful components that could mixture with water and jeopardize consumers health. in a similar vien, reading part highlights how the production of plastic contain damages for environment and health.
Third, the professor points out that the deceiving ads related the bottled water that misleading consumers. for instance, two companies claim that have used spring water or alaska source in their production and add more healthy materials in water that tasted better than tap water.
but the reality is that they use tap in their productions.