[1]

Shahbandeh M. 2021. Vegetable oils: global consumption by oil type 2013/14 to 2020/2021. https://www.statista.com/statistics/263937/vegetable-oils-global-consumption/

[2]

Food, Nations AOotU. 2019. OECD-FAO Agricultural Outlook 2019−2028. Food & Agriculture ORG

[3]

Food and Agriculture Organization of the United Nations. 2002. Regulation (EC) No. 1774/2002 of the European Parliament and of the Council.

[4]

Kearney J. 2010. Food consumption trends and drivers. Philosophical Transactions of the Royal Society of London Series B, Biological Sciences 365:2793−807

doi: 10.1098/rstb.2010.0149
[5]

Foo WH, Chia WY, Tang DYY, Koay SSN, Lim SS, et al. 2021. The conundrum of waste cooking oil: transforming hazard into energy. Journal of Hazardous Materials 417:126129

doi: 10.1016/j.jhazmat.2021.126129
[6]

European Commision. 2019. Renewable Energy − Recast to 2030 (RED II). https://ec.europa.eu/jrc/en/jec/renewable-energy-recast-2030-red-ii

[7]

Moretti C, Junginger M, Shen L. 2020. Environmental life cycle assessment of polypropylene made from used cooking oil. Resources, Conservation and Recycling 157:104750

doi: 10.1016/j.resconrec.2020.104750
[8]

César AdS, Werderits DE, de Oliveira Saraiva GL, Guabiroba RCdS. 2017. The potential of waste cooking oil as supply for the Brazilian biodiesel chain. Renewable and Sustainable Energy Reviews 72:246−53

doi: 10.1016/j.rser.2016.11.240
[9]

Teixeira MR, Nogueira R, Nunes LM. 2018. Quantitative assessment of the valorisation of used cooking oils in 23 countries. Waste Management 78:611−20

doi: 10.1016/j.wasman.2018.06.039
[10]

Liang S, Liu Z, Xu M, Zhang T. 2013. Waste oil derived biofuels in China bring brightness for global GHG mitigation. Bioresource technology 131:139−45

doi: 10.1016/j.biortech.2012.12.008
[11]

Borugadda VB, Goud VV. 2012. Biodiesel production from renewable feedstocks: Status and opportunities. Renewable and Sustainable Energy Reviews 16:4763−84

doi: 10.1016/j.rser.2012.04.010
[12]

Markit I. 2019. Retrieved from Chemical Economics Handbook. IHS Markit. https://ihsmarkit.com/products/lime-chemical-economics-handbook.html

[13]

Godson E, Vinoth E. 2015. Biodiesel production from waste cooking oil. International Journal of Students' Research in Technology & Management 3:448−50

doi: 10.18510/ijsrtm.2015.383
[14]

Sofilić T, Gvožđak VlatkaŠ, Brnardić I. 2014. Croatian experience in waste oil management. Ecologia Balkanica 6:109−19

[15]

Cho S, Kim J, Park HC, Heo E. 2015. Incentives for waste cooking oil collection in South Korea: a contingent valuation approach. Resources, Conservation and Recycling 99:63−71

doi: 10.1016/j.resconrec.2015.04.003
[16]

Dimitropoulos V, Karasavva K. 2016. Business plan for the development of a used cooking oil collection system. Thesis. International Hellenic University

[17]

Wan Azahar WNA, Bujang M, Jaya RP, Hainin MR, Mohamed A, et al. 2016. The potential of waste cooking oil as bio-asphalt for alternative binder – an overview. Jurnal Teknologi 78:111−16

doi: 10.11113/jt.v78.8007
[18]

Hussain MN, Samad TA, Janajreh I. 2016. Economic feasibility of biodiesel production from waste cooking oil in the UAE. Sustainable cities and Society 26:217−26

doi: 10.1016/j.scs.2016.06.010
[19]

Singh-Ackbarali D, Maharaj R, Mohamed N, Ramjattan-Harry V. 2017. Potential of used frying oil in paving material: solution to environmental pollution problem. Environmental Science and Pollution Research 24:12220−26

doi: 10.1007/s11356-017-8793-z
[20]

Cordero-Ravelo V, Schallenberg-Rodriguez J. 2018. Biodiesel production as a solution to waste cooking oil (WCO) disposal. Will any type of WCO do for a transesterification process? A quality assessment. Journal of Environmental Management 228:117−29

doi: 10.1016/j.jenvman.2018.08.106
[21]

Mendecka B, Lombardi L, Kozioł J. 2020. Probabilistic multi-criteria analysis for evaluation of biodiesel production technologies from used cooking oil. Renewable Energy 147:2542−53

doi: 10.1016/j.renene.2017.05.037
[22]

Rincón LA, Ramírez JC, Orjuela A. 2021. Assessment of degumming and bleaching processes for used cooking oils upgrading into oleochemical feedstocks. Journal of Environmental Chemical Engineering 9:104610

doi: 10.1016/j.jece.2020.104610
[23]

Liepins J, Balina K, Soloha R, Berzina I, Lukasa LK, et al. 2021. Glycolipid Biosurfactant Production from Waste Cooking Oils by Yeast: Review of Substrates, Producers and Products. Fermentation 7:136

[24]

Cárdenas J, Orjuela A, Sánchez DL, Narváez PC, Katryniok B, et al. 2021. Pre-treatment of used cooking oils for the production of green chemicals: A review. Journal of Cleaner Production 289:125129

doi: 10.1016/j.jclepro.2020.125129
[25]

Supple B, Howard-Hildige R, Gonzalez-Gomez E, Leahy JJ. 2002. The effect of steam treating waste cooking oil on the yield of methyl ester. Journal of the American Oil Chemists' Society 79:175−78

doi: 10.1007/s11746-002-0454-1
[26]

Gupta M. 2017. Practical guide to vegetable oil processing. USA: Elsevier

[27]

Skelton R. 2009. Processing of used cooking oil for the production of biofuels. In Handbook of Waste Management and Co-Product Recovery in Food Processing, ed. Waldron K. UK: Woodhead Publishing. pp. 441−54 https://doi.org/10.1533/9781845697051.4.441

[28]

Ministry of Economic Affairs. 2004. Taiwan energy statistics annual report. https://www.moeaboe.gov.tw/ECW/english/content/ContentLink.aspx?menu_id=1540

[29]

Nayak PK, Dash U, Rayaguru K, Krishnan KR. 2016. Physio-chemical changes during repeated frying of cooked oil: A Review. Journal of Food Biochemistry 40:371−90

doi: 10.1111/jfbc.12215
[30]

Vaisali C, Charanyaa S, Belur PD, Regupathi I. 2015. Refining of edible oils: a critical appraisal of current and potential technologies. International Journal of Food Science & Technology 50:13−23

doi: 10.1111/ijfs.12657
[31]

Abidin SZ, Haigh KF, Saha B. 2012. Esterification of free fatty acids in used cooking oil using ion-exchange resins as catalysts: An efficient pretreatment method for biodiesel feedstock. Industrial & Engineering Chemistry Research 51:14653−64

doi: 10.1021/ie3007566
[32]

Al-Sakkari EG, Abdeldayem OM, El-Sheltawy ST, Abadir MF, Soliman A, et al. 2020. Esterification of high FFA content waste cooking oil through different techniques including the utilization of cement kiln dust as a heterogeneous catalyst: A comparative study. Fuel 279:118519

doi: 10.1016/j.fuel.2020.118519
[33]

Gopinathan M, Fielza F, Kumaran P. 2020. Pre-treatment of waste cooking oil using continuous microwave-assisted glycerolysis reaction. International Journal of Advanced Research in Technology and Innovation 2:10−9

[34]

Sangkharak K, Klomklao S, Paichid N, Yunu T. 2021. Statistical optimization for fatty acid reduction in waste cooking oil using a biological method and the continuous process for polyhydroxyalkanoate and biodiesel production. Biomass Conversion and Biorefinery

doi: 10.1007/s13399-021-01756-8
[35]

Maddikeri GL, Pandit AB, Gogate PR. 2012. Intensification approaches for biodiesel synthesis from waste cooking oil: a review. Industrial & Engineering Chemistry Research 51:14610−28

doi: 10.1021/ie301675j
[36]

Hansen CM. 2007. Hansen Solubility Parameters: A User's Handbook. 2nd Edition, 544pp. Boca Raton: CRC press https://doi.org/10.1201/9781420006834

[37]

Mba OI, Dumont MJ, Ngadi M. 2015. Palm oil: Processing, characterization and utilization in the food industry – A review. Food Bioscience 10:26−41

doi: 10.1016/j.fbio.2015.01.003
[38]

Rahayu S, Supriyatin, Bintari A. 2018. Activated carbon-based bio-adsorbent for reducing free fatty acid number of cooking oil. Proc. AIP Conference Proceedings, 2019: 050004. AIP Publishing LLC https://doi.org/10.1063/1.5061897

[39]

Lee KT, Foglia TA, Chang KS. 2002. Production of alkyl ester as biodiesel from fractionated lard and restaurant grease. Journal of the American Oil Chemists' Society 79:191−95

doi: 10.1007/s11746-002-0457-y
[40]

Schneider LT, Bonassa G, Alves HJ, Meier TRW, Frigo EP, et al. 2019. Use of rice husk in waste cooking oil pretreatment. Environmental technology 40:594−604

doi: 10.1080/09593330.2017.1397772
[41]

Mannu A, Garroni S, Ibanez Porras J, Mele A. 2020. Available technologies and materials for waste cooking oil recycling. Processes 8:366

doi: 10.3390/pr8030366
[42]

Pinzi S, Pilar dorado M. 2012. Feedstocks for advanced biodiesel production. In Advances in Biodiesel Production, Processes and technologies, eds. Luque R, Melero JA. UK: Woodhead Publishing. pp. 69−90 https://doi.org/10.1533/9780857095862.1.69

[43]

Rodrigues CEC, Meirelles AJA. 2008. Extraction of free fatty acids from peanut oil and avocado seed oil: liquid−liquid equilibrium data at 298.2 K. Journal of Chemical & Engineering Data 53:1698−704

doi: 10.1021/je7007186
[44]

Shahidi F. 2005. Bailey's Industrial Oil and Fat Products, Edible Oil and Fat Products: Processing Technologies. USA: John Wiley & Sons

[45]

Tanzer E, Fatih A, Lacine A, Huseyin B, Faruk-Emre A, et al. 2018. Process optimization for biodiesel production from neutralized waste cooking oil and the effect of this biodiesel on engine performance. CT&F−Ciencia, Tecnología y Futuro 8:121−27

doi: 10.29047/01225383.99
[46]

Divakar S, Manohar B. 2007. Use of lipases in the industrial production of esters. In Industrial Enzymes, eds. Polaina J, MacCabe AP. Netherland: Springer, Dordrecht. pp. 283−300 https://doi.org/10.1007/1-4020-5377-0_17

[47]

Elias S, Rabiu AM, Okeleye BI, Okudoh V, Oyekola O. 2020. Bifunctional heterogeneous catalyst for biodiesel production from waste vegetable oil. Applied Sciences 10:3153

doi: 10.3390/app10093153
[48]

Saravanan AP, Pugazhendhi A, Mathimani T. 2020. A comprehensive assessment of biofuel policies in the BRICS nations: Implementation, blending target and gaps. Fuel 272:117635

doi: 10.1016/j.fuel.2020.117635
[49]

Yuan X, Liu J, Zeng G, Shi J, Tong J, et al. 2008. Optimization of conversion of waste rapeseed oil with high FFA to biodiesel using response surface methodology. Renewable Energy 33:1678−84

doi: 10.1016/j.renene.2007.09.007
[50]

Bhosle BM, Subramanian R. 2005. New approaches in deacidification of edible oils – a review. Journal of Food Engineering 69:481−94

doi: 10.1016/j.jfoodeng.2004.09.003
[51]

Meirelles AJ. 2010. Development of a new refining process to maintain carotenes in edible palm oil. Palmas Magazine 31:141−52

[52]

Rincón LA, Cadavid JG, Orjuela A. 2019. Used cooking oils as potential oleochemical feedstock for urban biorefineries – study case in Bogota, Colombia. Waste Management 88:200−10

doi: 10.1016/j.wasman.2019.03.042
[53]

Sumnu SG, Sahin S. 2008. Advances in deep-fat frying of foods. Boca Raton: CRC Press https://doi.org/10.1201/9781420055597

[54]

Ladhe AR, Krishna Kumar NS. 2010. Application of membrane technology in vegetable oil processing. In Membrane Technology, eds. Cui ZF, Muralidhara HS. USA: Elsevier. pp. 63−78 https://doi.org/10.1016/b978-1-85617-632-3.00005-7

[55]

Subramanian R, Nandini KE, Sheila PM, Gopalakrishna AG, Raghavarao KSMS, et al. 2000. Membrane processing of used frying oils. Journal of the American Oil Chemists' Society 77:323

doi: 10.1007/s11746-000-0052-2
[56]

Tsoutsos T, Tournaki S, Gkouskos Z, Paraíba O, Giglio F, et al. 2019. Quality characteristics of biodiesel produced from used cooking oil in southern Europe. ChemEngineering 3:19

doi: 10.3390/chemengineering3010019
[57]

Turner GPA. 1988. Introduction to paint chemistry and principles of paint technology. Netherlands: Springer

[58]

Chiplunkar PP, Pratap AP. 2016. Utilization of sunflower acid oil for synthesis of alkyd resin. Progress in Organic Coatings 93:61−7

doi: 10.1016/j.porgcoat.2016.01.002
[59]

Melnyk TJ, Hayes GB. 2014. Production of polymers from waste cooking oil. U.S. Patent No. US8895689B2. United States Patent.

[60]

Díaz-Álvarez A, Cadierno V. 2013. Glycerol: a promising green solvent and reducing agent for metal-catalyzed transfer hydrogenation reactions and nanoparticles formation. Applied Sciences 3:55−69

doi: 10.3390/app3010055
[61]

Liu C, Si C, Wang G, Jia H, Ma L. 2018. A novel and efficient process for lignin fractionation in biomass-derived glycerol-ethanol solvent system. Industrial Crops and Products 111:201−11

doi: 10.1016/j.indcrop.2017.10.005
[62]

Sujatha S, Rajamohan N, Vasseghian Y, Rajasimman M. 2021. Conversion of waste cooking oil into value-added emulsion liquid membrane for enhanced extraction of lead: Performance evaluation and optimization. Chemosphere 284:131385

doi: 10.1016/j.chemosphere.2021.131385
[63]

Shokri A, Daraei P, Zereshki S. 2020. Water decolorization using waste cooking oil: An optimized green emulsion liquid membrane by RSM. Journal of Water Process Engineering 33:101021

doi: 10.1016/j.jwpe.2019.101021
[64]

Wahab AAA, Chang S, Som A. 2015. Characterization of waste cooking oil as a potential green solvent for liquid-liquid extraction. Proc. International Conference on Advances in Civil and Environmental Engineering. 2015: 20−28. Malaysia: Universiti Teknologi MARA

[65]

Félix S, Araújo J, Pires AM, Sousa AC. 2017. Soap production: A green prospective. Waste management 66:190−95

doi: 10.1016/j.wasman.2017.04.036
[66]

Adane L. 2020. Preparation of laundry soap from used cooking oils: getting value out of waste. Scientific Research and Essays 15:1−10

doi: 10.5897/SRE2019.6649
[67]

Maotsela T, Danha G, Muzenda E. 2019. Utilization of waste cooking oil and tallow for production of toilet "bath" soap. Procedia Manufacturing 35:541−45

doi: 10.1016/j.promfg.2019.07.008
[68]

Kazuo S. 1989. USA. Pat. 4839089. Mimasu Oil Chemical Co., Ltd

[69]

Kumar Y, Shukla P, Singh P, Prabhakaran P, Tanwar V. 2014. Bio-plastics: A perfect tool for eco-friendly food packaging: A Review. Journal of Food Product Development and Packaging 1:1−6

[70]

Gadhave RV, Das A, Mahanwar PA, Gadekar PT. 2018. Starch based bio-plastics: the future of sustainable packaging. Open Journal of Polymer Chemistry 8:21−33

doi: 10.4236/ojpchem.2018.82003
[71]

Sidek IS, Draman SFS, Abdullah SRS, Anuar N. 2019. Current development on bioplastics and its future prospects: an introductory review. INWASCON Technology Magazine 1:3−8

doi: 10.26480/itechmag.01.2019.03.08
[72]

Bayer IS, Guzman-Puyol S, Heredia-Guerrero JA, Ceseracciu L, Pignatelli F, et al. 2014. Direct transformation of edible vegetable waste into bioplastics. Macromolecules 47:5135−43

doi: 10.1021/ma5008557
[73]

Tamang P, Nogueira R. 2021. Valorisation of waste cooking oil using mixed culture into short-and medium-chain length polyhydroxyalkanoates: effect of concentration, temperature and ammonium. Journal of Biotechnology 342:92−101

doi: 10.1016/j.jbiotec.2021.10.006
[74]

Ruiz C, Kenny ST, Babu P R, Walsh M, Narancic T, et al. 2019. High cell density conversion of hydrolysed waste cooking oil fatty acids into medium chain length polyhydroxyalkanoate using Pseudomonas putida KT2440. Catalysts 9:468

doi: 10.3390/catal9050468
[75]

Ruiz C, Kenny ST, Narancic T, Babu R, O'Connor K. 2019. Conversion of waste cooking oil into medium chain polyhydroxyalkanoates in a high cell density fermentation. Journal of biotechnology 306:9−15

doi: 10.1016/j.jbiotec.2019.08.020
[76]

Kim JH, Oh YR, Hwang J, Kang J, Kim H, et al. 2021. Valorization of waste-cooking oil into sophorolipids and application of their methyl hydroxyl branched fatty acid derivatives to produce engineering bioplastics. Waste Management 124:195−202

doi: 10.1016/j.wasman.2021.02.003
[77]

Zheng T, Wu Z, Xie Q, Fang J, Hu Y, et al. 2018. Structural modification of waste cooking oil methyl esters as cleaner plasticizer to substitute toxic dioctyl phthalate. Journal of Cleaner Production 186:1021−30

doi: 10.1016/j.jclepro.2018.03.175
[78]

Bocqué M, Voirin C, Lapinte V, Caillol S, Robin JJ. 2016. Petro-based and bio-based plasticizers: Chemical structures to plasticizing properties. Journal of Polymer Science Part A:Polymer Chemistry 54:11−33

doi: 10.1002/pola.27917
[79]

Feng G, Hu L, Ma Y, Jia P, Hu Y, et al. 2018. An efficient bio-based plasticizer for poly (vinyl chloride) from waste cooking oil and citric acid: synthesis and evaluation in PVC films. Journal of Cleaner Production 189:334−43

doi: 10.1016/j.jclepro.2018.04.085
[80]

Jia P, Xia H, Tang K, Zhou Y. 2018. Plasticizers derived from biomass resources: a short review. Polymers 10:1303

doi: 10.3390/polym10121303
[81]

Greco A, Ferrari F, Maffezzoli A. 2016. Effect of the epoxidation yield of a cardanol derivative on the plasticization and durability of soft PVC. Polymer Degradation and Stability 134:220−26

doi: 10.1016/j.polymdegradstab.2016.10.010
[82]

Greco A, Ferrari F, Del Sole R, Maffezzoli A. 2018. Use of cardanol derivatives as plasticizers for PVC. Journal of Vinyl and Additive Technology 24:E62−E70

doi: 10.1002/vnl.21585
[83]

Liu D, Shen Y, Wai PT, Agus H, Zhang P, et al. 2021. An efficient plasticizer based on waste cooking oil: structure and application. Journal of Applied Polymer Science 138:50128

doi: 10.1002/app.50128
[84]

Feng G, Ma Y, Zhang M, Jia P, Liu C, et al. 2019. Synthesis of bio-base plasticizer using waste cooking oil and its performance testing in soft poly(vinyl chloride) films. Journal of Bioresources and Bioproducts 4:99−110

doi: 10.21967/jbb.v4i2.214
[85]

Liu D, Jiang P, Nie Z, Wang H, Dai Z, et al. 2020. Synthesis of an efficient bio-based plasticizer derived from waste cooking oil and its performance testing in PVC. Polymer Testing 90:106625

doi: 10.1016/j.polymertesting.2020.106625
[86]

Orjuela A, Clark J. 2020. Green chemicals from used cooking oils: Trends, challenges, and opportunities. Current opinion in green and sustainable chemistry 26:100369

doi: 10.1016/j.cogsc.2020.100369
[87]

Stokes LC, Breetz HL. 2018. Politics in the US energy transition: Case studies of solar, wind, biofuels and electric vehicles policy. Energy Policy 113:76−86

doi: 10.1016/j.enpol.2017.10.057