Analysis of information sources in references of the Wikipedia article "In situ" in English language version.
Weathering may be defined as the disintegration or decomposition of rocks in situ. [...] But the main mass of the rock remains in situ and is not transported.
The fields and particles instruments took "in situ" (on site) direct sensing measurements [...]
The fields and particles instruments took "in situ" (on site) direct sensing measurements [...]