Harmonic vibrations result from the torsional motion imparted on the crankshaft. These harmonics are a function of many factors including frequencies created by the actual combustion and the natural frequencies the metals make under the stresses of combustion and flexing.
A MND is a ND that incorporates revisions and/or mitigation measures in the proposed project that will avoid or mitigate impacts to a point where clearly no significant impacts on the environment would occur.
âCreationâ and âRestorationâ are two types of mitigation. Creation means the establishment of wetlands or waters characteristics and functions in a non-wetland area where there is no evidence or documentation that the area has ever been wetlands.