I suspect they are being pushed too hard.
Navy report details how jet fuel contaminated USS Nimitz water supply
Peiyu Lin Kitsap Sun
...
Jet fuel found in the ship’s potable water
On Sept. 16, 2022, the Reactor Propulsion Leading Chief Petty Officer directed the Chief Machinery Operator (CMO) to empty a potable water tank using the sequencing document. That day, JP-5 was spread to the ship's potable water distribution system during the procedure.
"The sequencing document the ship developed to empty potable water tanks containing water of unknown purity did not comply with the intent of the governing manuals, reference (b), (c),and (d), for maintaining the potable water system clean and free of contaminants," the report said. "Additionally, the sequencing document did not contain enough detail to ensure operators flushed all affected potable water piping, nor did it contained provisions for verifying the effectiveness of the flush or system cleanliness prior to using the system to supply potable water to the ship."
More:Jet fuel contaminates water supply aboard USS Nimitz before deployment
Sailors reported a fuel-like smell and taste in the ship’s potable water. At that time, the Nimitz was operating off the coast of Southern California. Engineering personnel secured access to the potable water and tested the tanks while free bottled water was given to the crew.
Eleven sailors reported symptoms that may have been a result of ingesting the jet fuel, the Navy said...
Navy report details how jet fuel contaminated USS Nimitz water supply
Peiyu Lin Kitsap Sun
...
Jet fuel found in the ship’s potable water
On Sept. 16, 2022, the Reactor Propulsion Leading Chief Petty Officer directed the Chief Machinery Operator (CMO) to empty a potable water tank using the sequencing document. That day, JP-5 was spread to the ship's potable water distribution system during the procedure.
"The sequencing document the ship developed to empty potable water tanks containing water of unknown purity did not comply with the intent of the governing manuals, reference (b), (c),and (d), for maintaining the potable water system clean and free of contaminants," the report said. "Additionally, the sequencing document did not contain enough detail to ensure operators flushed all affected potable water piping, nor did it contained provisions for verifying the effectiveness of the flush or system cleanliness prior to using the system to supply potable water to the ship."
More:Jet fuel contaminates water supply aboard USS Nimitz before deployment
Sailors reported a fuel-like smell and taste in the ship’s potable water. At that time, the Nimitz was operating off the coast of Southern California. Engineering personnel secured access to the potable water and tested the tanks while free bottled water was given to the crew.
Eleven sailors reported symptoms that may have been a result of ingesting the jet fuel, the Navy said...