Finally, as it is a frequency detection technique, color Doppler US has the potential to alias

Picking up a good stick on the trail is usually easy […] Give it a good sling, or set it by the trailhead for the next staffless vagabond who passes by.

to hoop a barrel or puncheon

The operator says that a total of 952,514 'cleans' of various touchpoints, including tables and door buttons, were carried out by more than 600 dedicated cleaning staff - the equivalent of cleaning one carriage at least three times every day.