The hazards from drinking water in Mumbai in 2012-2013 were identified as
Officials said the contaminants found in Mumbai's water were sand particles, sewage water, E.coli, other bacterial content besides other foreign particles. Among the deadliest of these, E.coli can cause severe abdominal cramps, bloody diarrhoea and vomiting, said doctors.
Bottled spring waters can contain microbes, which can, rarely, cause infections, for example, in the US, one outbreak in 1999/2000 has been reported (wcponline.com); some other small outbreaks are mentioned on CDC.gov.
According to one 2010 study in Canada, bottled waters may contain more microbes than tap water (Telegraph.co.uk).
As you can see lemon juice is something that can adversely affect your enamel (1). Acid affects your teeth because it leeches calcium from them (2). When this happens your enamel breaks down making your teeth are more vulnerable to bacteria and plaque which then leads to decay. Pure lemon juice is not something you should be downing constantly throughout the ...
Pathologies due to mineral inhalation are a broad spectrum of diseases called pneumoconiosis. You can read about it here in Wikipedia.
The type of disease is different regarding different minerals, and this reflects to the treatment approach.