Vibration, shocks and noise must be considered polluting factors also for human health; obviously we need to intervene to eliminate them or bring them down to acceptable levels for social and economic reasons. Any activity in which machinery or operating equipment with moving masses are present produces vibrations, shocks and noise. Natural phenomena such as earthquakes are also a source of oscillation and vibration. Paying serious attention in daily life highlights this reality, which only habit and indifference can reduce to being dangers we can ignore.
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