"Four thicknesses of laundered sari fabric, with its loosened, roughened cotton fibers, will strain out most of the microscopic plankton in water. In water contaminated by cholera, enough bacilli are attached to plankton for the quantity of cholera in filtered water to drop by more than 99 percent." Source study: http://www.ncbi.nlm.nih.gov/pmc...
- Anthony
Terrorism is a danger to politicians, not ordinary people - How to Beat Terrorism: Refuse to Be Terrorized | Wired.com - http://www.wired.com/dangerr...
Terrorism is a danger to politicians, not ordinary people - How to Beat Terrorism: Refuse to Be Terrorized | Wired.com - http://www.wired.com/dangerr...