grab sampling

https://doi.org/10.1351/goldbook.G02668
The taking of a sample (often in an evacuated bulb) in a very short time; preferred terms are @I03064@ or @I03064@.
Source:
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2212 [Terms] [Paper]