Tuesday, August 27, 2013

Water Distribution Provides Opportunities for Organisms To Survive And Flourish

A Quest For Even Safer Drinking Water by Peter Andrey Smith.  The New York Times.  August 26, 2013.

(1)  In 2007/2008 there were 164 waterborne disease outbreaks almost entirely from ____________.

(2)  The water supply system remains a _______________________________ so complex that _______________________________________.

(3)  Chlorine-based disinfectants destroy organisms that cause __________________ but leave many millions of ________________________ organisms in every quart of tap water.

(4)  Mycobacteria can survive _____________ and cause an estimated ____________ infections annually.

(5)  Genetically-identical strains of mycobacteria have been identified in the lungs of affected patients and __________________.

(6)  Water drawn from the faucet is markedly different from _________________________.

(7)  Bacteria can evade disinfectant in an amoeba's digestive system surviving for up to _______________.

(8)  How does biofilm contribute to distribution of organisms in distribution system?

(9)  Pathogens exist at greater concentrations in systems with more ____________.

(10)  A great fear is that the engineered environments, such as the water distribution system, will contribute to ___________________.

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