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Answer 1

Answer:

9. Filtered tap water on the other hand can remove contaminants and odours in a much more economical way, giving you fresh, clean drinking water in just a few minutes. A filter can help remove chlorine, heavy metals and other contaminants such as microplastics to a much more effective degree than simply boiling.

10. kink prevents the mercury present in the capillary to fall back in the bulb. So it separates the mercury at high temperature and cool mercury and allows the user to note the reading when the thermometer is taken out.