In the initial stages of the development of samplers, an open container or bucket was used to dip samples from a stream.
Bed material samplers, as first developed, may be divided into three types.
The relation of 1-hydroxypyrene in urine with ambient PAHs was investigated with several groups of volunteers carrying personal air samplers and stationary samplers.
design and use of quantitative samplers for benthic macro-invertebrates on stony substrata in shallow freshwaters
Seeing him at an in-store performance was fascinating if only to see him bounce back and forth between his mixers, drum machines, samplers and other electronic gadgets like a possessed technician.
During the 22nd Chinese Antarctic Research Expedition, the aerosols in the marine boundary layer along the R/V Xuelong cruise route were collected using high volume samplers.
