The phrase "a second section was" is correct and usable in written English.
It can be used when describing the existence or introduction of a second part or division in a document, report, or presentation.
Example: "In the report, a second section was dedicated to analyzing the data collected from the survey."
Alternatives: "another section was" or "a subsequent section was".
In 1992, Orme-Johnson taught an MIT Independent Activities Period class, "Applied Chili Chemistry," that was so enthusiastically received that a second section was formed.
A second section was snap frozen for DNA isolation.
A second section was used for immunohistochemistry detecting denatured collagen II and graded as described by Hollander et al. [ 19].
A portion of the left costal diaphragm was used immediately to assess force frequency relationships, a second section was removed for determination of single fiber force-pCa relationships, and a third section was frozen and stored (at -80°C) for biochemical assessments of contractile protein levels and ROS-mediated protein modifications.
A second section is given over to ritual and votive objects like miniature stupas and hand-held prayer wheels, and a third to painting: an image of the protective deity Achala, with a buff blue body and fanged Pepsodent smile, is a standout.
After initial results had been obtained, a second sectioning was performed on the same embedded samples and DNA was again extracted to ensure that no contamination had taken place during the first round of experiments.
A fourth section was broken up locally.
A third section was dedicated specifically to respondents who indicated that they were considering moving away from New Zealand, inquiring into motivations for this.
A third section is under construction for the park by the Hudson, and unlike the first two, it will have rusted rail tracks overgrown with flora.
A first section is dedicated to paintings of Mr. Katz's family, including an early self-portrait and a series of three works from the early 1970s portraying his son, Vincent Katz, swimming.
A third section is devoted to milestones in the movement of office chairs: from the 360-degree tilt of the stem in the 1849 Centripetal Spring Chair, to the sideways tilt of the backrest in the 2009 ON Chair.
