Key points are not available for this paper at this time.
The objective during the obturator fabrication (interim or definitive) should be to reduce the weight of the obturator prosthesis. This is because the increased weight of the maxillary obturator is detrimental to the success of the prosthesis due to decreased retention (pulled by gravity), constant rubbing of prosthesis on mucosa and increased patient discomfort.
Nanda et al. (Thu,) studied this question.