Brown chose the latter approach, and had a remarkable idea: to study the behaviour of organisms in perfectly uniform environmental conditions.
But rather than give it the perfectly uniform coat of silver possible with today's paints, we prefer to use a paint that duplicates his finish.
The magnetic flux produced by this ideal design would be perfectly uniform and be entirely confined to the bore of the cylinder.
The copper electrodes might be slightly different in composition or the concentration of electrolyte may not be perfectly uniform throughout the cell.
Behind a blank and perfectly uniform wall, he needs to find the studs to which he can attach the cabinet.
In a real motor or generator, the field around the rotor is never perfectly uniform.
Smooth the rounds into thin pancakes, 5 or 6 inches across; the thickness need not be perfectly uniform.
His tea is perfectly uniform.
In a real dynamo, the field is never perfectly uniform.
This will make them perfectly uniform and in a limited sense perfectly reliable.