to prevent or reduce as much as possible, any negative impact from landfilling on surface water, groundwater, soil, air or human health. this is achieved by introducing stringent technical requirements. europe: the landfill directive the landfill directive on the landfill ofwaste (council directive...
and schemtics of ring spinning textile school mar , the traveller speed in a ring frame is the main limitation in achieving higher spindle speed because of the frictional resistance of traveller over the ring flange. the design, metallurgy, surface finish and breaking-in of the rings decide... yarn...