When you assess the vulnerability of the supply system — which is something that's been done many, many times by a lot of different organizations — the water distribution system, meaning the water mains, are not considered to really be at risk. You're talking about an enclosed and pressurized system.  -   Ian Michaels     Quotes
When you assess the vulnerability of the supply system — which is something that's been done many, many times by a lot of different organizations — the water distribution system, meaning the water mains, are not considered to really be at risk. You're talking about an enclosed and pressurized system. Ian Michaels