sound navigation ranging (sonar)

adding sand or organic matter Baconian method balneum magnesii sulphatis banbury plush dry sorting eminentia granularis employ oneself on empty the baby away with the bath -water external auditory meatus reflex formal description language inflexibly begged exchange rate lubricating oil heat exchanger mangum PC-33994 permagrin Pueblo Incident uncinate(uncinatus) undercarriage track variable threshold logic circuit Veronica tsinglingensis