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      Determination of the Acidity of Waste Cooking Oils by Near Infrared Spectroscopy  [Article]

      García-Martín, Juan Francisco; López Barrera, María del Carmen; Torres García, Miguel; Zhang, Qing-An; Álvarez Mateos, Paloma (MDPI, 2019)
      Waste cooking oils (WCO) recycling companies usually have economic losses for buying WCO not suitable for biodiesel production, e.g., WCO with high free acidity (FA). For this reason, the determination of FA of WCO by ...
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      Preliminary study of the effect of ultrasound on physicochemical properties of red wine  [Article]

      Zhang, Qing-An; Shen, Yuan; Fan, Xue-Hui; García-Martín, Juan Francisco (Taylor & Francis, 2016)
      Ultrasound is regarded as a potential alternative method for improving the quality of some wines. This study was initiated with the objective of evaluating the effects of ultrasound on some important physicochemical ...