0 made so that you are able to see if anything has been changed, opened, removed, or damaged: --
tamper-proof containers/locks/packaging Drug makers are encouraged to use tamper-proof packaging for their products.
1 impossible to change: --
Clearly, a tamper-proof odometer would be the ultimate in consumer protection in this area.
We look forward to seeing something very close to a tamper-proof odometer.
We appreciate that unless governors can be made tamper-proof, there could be further problems.
Of course, one needs to make sure that the equipment is tamper-proof.
One measure is the introduction of satellite monitoring equipment, which will be tamper-proof, in all over-15m vessels.
Everything hinges upon the fact that this is a tamper-proof tape.
That could be applied cheaply, would be tamper-proof and would not lead to the stress caused by the present system.
It is a good idea that tamper-proof odometers should be available.