The equipment needed to generate this beam would be both expensive and delicate.
Such devices are expensive, heavy, delicate, adverse to water and need an absolutely reliable power supply.
But foreign tourists crowding Fifth Avenue for the New Year weekend were caught off guard in expensive and delicate shoes.
When large numbers of expensive and delicate electronic devices are involved, research and training on how to maintain them is key.
Besides the expensive and delicate process of restoring the master tapes, many of which were quite fragile, there were legal hurdles to overcome.
In fact, the instrumented pigs used for such purpose are expensive and delicate tools with non-negligible risks of sticking inside the pipeline, thus making their deployment rather rare.
Yet, the so-called "smart pigs" used for this purpose are expensive and delicate and the risk related to their possible blocking inside the pipeline is non-negligible, hence their deployment is rather infrequent (generally, just once in several years).
The laser, an expensive and delicate device, must be protected under all conditions, including supply ramp up and down, improper control input commands, open or intermittent load connections and "hot plugging".
Thanks to the ubiquitousness and affordability of these shielded, 4-wire cables, this solution aims at representing an alternative to expensive and delicate glass-based platinum probes, normally used in the study of stratified flows.
Among European NATO arsenals, few helicopters have defensive equipment such as flares and chaff to deflect shoulder-held anti-aircraft missiles.Helicopters are expensive and delicate machines requiring heavy maintenance, especially when flying in dusty conditions.
