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Processing used cooking oil into aroma candles is an innovation that provides a sustainable business solution for rural areas. Used cooking oil, usually considered household waste, can be converted into economically valuable products such as aroma candles. The process involves filtering, refining, mixing with ingredients such as stearin, colorants, and fragrances, and forming candles in various shapes and attractive scents. In addition to increasing the economic value of the village community, this business also reduces used cooking oil waste that can pollute the environment. With small capital and simple technology, this process can empower villagers, create employment opportunities, increase income, and support environmentally friendly practices. Training and education programs on entrepreneurship and waste management can also grow the business, strengthen the local economy, and raise awareness about the importance of protecting the environment.

Dengue Hemorrhagic Fever or known as DBD disease which is caused by a dengue virus caused by the Aedes Aegypti mosquito. The disease causes sufferers to experience severe pain, complications, and death. The UIN Walisongo KKN Team conducted community service activities in Krompaan Village with the aim of increasing public awareness and participation in preventing Dengue Hemorrhagic Fever (DBD). Considering that this village is located near a river, which has the potential to be a habitat for the Aedes Aegypti mosquito, effective prevention efforts are needed to prevent this disease, which is one of the infectious diseases that is still endemic in Indonesia. The spread of this disease is influenced by mobility and environmental conditions that support the breeding of the Aedes Aegypti mosquito. The community service team focused on three main objectives in this activity by providing education about the dangers of DBD, teaching how to prevent the spread of mosquitoes, and using aromatherapy candles to prevent mosquitoes. The purpose of the counseling is to reduce diseases caused by mosquitoes by teaching the community about how to live a healthy life.Used cooking oil processed into aromatherapy candles is one of the new innovations in preventing DBD. This method is considered practical and easy to implement by the community by utilizing materials available around them. The community is also educated on how to maintain environmental cleanliness, such as draining and closing water reservoirs regularly and recycling household waste to reduce the possibility of mosquito breeding grounds. The hope is that this outreach will make the community more independent in maintaining environmental health and actively involved in preventing dengue fever so that the risk of increasing cases in their village can be reduced. This activity has succeeded in achieving the stated objectives, namely increasing community awareness and involvement in preventing dengue fever.

Abstract and Keywords must be written in English, in italic style, and contain a brief description of the research background, objectives, methods, findings, and implications. The abstract is written in one paragraph with a single space (maximum 200 words), without any reference or for This community service was carried out with the aim of providing skills in making aroma therapy candles from used cooking oil and increasing awareness of the importance of processing used cooking oil to create environmentally friendly products. In this training, in the future it is hoped that it can increase awareness of the importance of wise processing of used cooking oil waste to mothers in Gebanganom Village. The Aroma Therapy Candle Making Training was held on Saturday, August 3, 2023. As a result of the training, the women in Gebanganom Village were very enthusiastic and excited. With the enthusiasm and activeness of the women, this training was successful and beneficial for the village community.

This training aims to provide knowledge and skills to participants in processing used cooking oil into aromatherapy candles, as an effort to utilize household waste that is economically valuable and environmentally friendly. Used cooking oil, which is generally thrown away and can pollute the environment, can be processed into aromatherapy candles which have added value. This training includes material on basic techniques for processing used cooking oil, selecting aromatherapy ingredients, and the process of making candles until the product is ready for use. With this training, it is hoped that participants will be able to utilize used cooking oil waste creatively and productively, as well as opening up new business opportunities in the field of environmentally friendly products. The results of the training show that participants can easily understand and apply the knowledge provided, and produce quality aromatherapy candles that are ready to be marketed.

The community service activity program that we carried out entitled MIGUNANI (Processing Used Cooking Oil Waste into Valuable Goods) involving the women of Sarirogo Village, Sidoarjo Regency, East Java was held on August 15, 2024. The purpose of this activity is to reduce the risk of environmental pollution due to used cooking oil waste by processing it into aromatherapy candles. Thus, used cooking oil waste, which can initially pollute the environment, can be turned into valuable goods and can become a business idea for additional income for mothers. The output targets produced are aromatherapy candles and devotion journals. In realizing the output targets, the methods used include socialization, training and direct practice to increase the creativity of participants. The hope of the activity program that we have carried out is that the participants will have knowledge and insight in processing used cooking oil waste into valuable goods and creative business ideas.

Waste cooking oil/used cooking oil which is blackish brown is residue from the frying process that still contains fatty acids which have the potential to be used to make soap.  At the Al Ihsan Puteri Islamic boarding school, Banjarmasin used cooking oil waste has not been managed well. This activity aims to educate the Islamic boarding school community (santriwati) and boarding school administrators about making washing soap from used cooking oil as a solution so that used cooking oil can be reused in other forms. Participants in the activity were 15 female students at the Al Ihsan Puteri Banjarmasin Islamic Boarding School. This activity consists of discussion (counseling) and direct practice. The chemistry knowledge education material explains the impact of used cooking oil on the body, while the soap-making training material explains the cold saponification method through demonstrations. The service results show that almost 100% of the students who initially did not know how to reuse used cooking oil in soap, now know how to reuse used cooking oil. Students also increase their knowledge and skills in reacting with materials in the saponification process.

One of the training programs that can increase economic income is making Aromatherapy candles, namely by utilizing used cooking oil waste, taking into account that the available resources are easy to obtain and also ingredients that can be used every day. The aim of this community service is to empower young housewives, young men and women and students around residential areas to produce Aromatherapy candle products from used cooking oil and increase community knowledge about how to make Aromatherapy candles using environmentally friendly raw materials. The method of implementing this training is a direct demonstration of aromatherapy candle making techniques using prepared materials and how to make them. The results of the training show the potential for significant social change, both in material (candle production) and non-material (change in mindset) aspects. Changes in participants' mindsets about waste and entrepreneurship reflect a transformative learning process.

Recycling is the processing of waste or remaining waste products into new products that can be used appropriately again with one of the goals being to preserve the environment. This community service is carried out by selecting household waste objects in the form of utilizing cooking oil waste into a useful material that will reduce the negative impact of used cooking waste. The public's lack of understanding and knowledge about how to process these remaining materials, turns used objects into less useful items so that many are thrown away and not used and can also reduce plastic waste. The use of smartphones presents a great opportunity to promote products through social media. In this research, a digital marketing promotion strategy was implemented through social applications. This service activity will discuss one of the business opportunities that can be done on a home scale with opportunities that are quite promising at the moment, namely the use of used cooking oil as raw material for aromatherapy candles. By implementing the right marketing strategy, it can help reach a wider consumer market so that new potential consumers come in who are willing to visit the stand and buy the product. By designing attractive digital promotions, the brand appearance of the product will also be more easily recognized by the public. Strategies that can be carried out by MSMEs Keywords: used cooking oil, SMEs, aromatherapy candles,

Cooking oil that has been heated three times is very dangerous for human health if reused, but if it is thrown away directly it can pollute the environment, such as blockages in sewer pipes, pollution of clean water, river pollution and soil pollution. This community service activity aims to increase motivation and equip residents, especially housewives, in processing cooking oil waste, which was previously liquid waste that could pollute the environment. This service activity includes several stages, namely the service team planning, coordinating with the PKK Chair in Joyusuran Village, socializing and the process of making soap products from used cooking oil. This activity simulates processing used cooking oil into solid laundry soap as an environmentally friendly product and can reduce environmental pollution due to disposal of used cooking oil.

One common household waste often encountered and rarely processed is used cooking oil. Used cooking oil is the residual oil from frying that has been repeatedly used. The common practice of reusing or improperly disposing of it by the community is considered hazardous as it has the potential to poison the body and pollute the environment. One effort to utilize used cooking oil is by recycling the waste into raw materials for making aromatherapy candles and essential oil scented soaps. This purpose activity is empower the community of Nglebak to utilize household waste and transform it into economic materials. This activity is carried out through research methods, material presentation, processing practice, and discussion. The research results on aromatherapy candles indicate that a formulation of used cooking oil and coconut wax at a ratio of 2:1 can produce ecofriendly aromatherapy candles with an ideal appearance and duration. The research results on soap indicate that stirring for 30 minutes with a volume of 60 mL of KOH (Potassium Hydroxide) is the ideal formulation for making essential oil scented soaps as it yields the most with a pH that complies with SNI No. 40-4058-1996

The community service carried out by the Surabaya Pharmacy Academy team aims to increase public awareness about the dangers of used cooking oil regarding the potential diseases that can occur if consumed continuously. The waste cooking oil produced is processed into colorful candle products. The colorful candles produced can be used as lighting at home or can also be used as room decoration because of their attractive colors and shapes. Based on the results of this community service, the community was very enthusiastic and gave a positive response to this training. The community has new insight into processing used cooking oil waste into colorful candles. People can practice making colorful candles again at home. This product can also be a creative and innovative business idea.

Biodiesel, which is generally defined as monoalkyl esters from plant and animal fats, is an alternative fuel that has the potential to be used as a substitute for diesel fuel because of its characteristics. Used cooking oil or used cooking oil haD the potential to be processed into biodiesel and this study aims was to produce waste cooking oil into biodiesel from the results of the pre-treatment process of used cooking oil with bagasse waste, to find out the optimum result of the oil pretreatment proces and the raw material used was used cooking oil from the Rocket Chicken Food Court restaurant. Waste from sugarcane bagasse was useful as an adsorption process for the purification of used cooking oil which was able to reduce free fatty acid levels, water content, and impurities levels for the biodiesel process. The optimum particle size of bagasse waste for used cooking oil pretreatment was 30 mesh, with the analytical data was 1.93%  of free fatty acid, 0,0018 % for water content and 0,03% of firt level. The results of the Biodiesel analysis from the pre-treatment process were the viscosity was 5.7 Cst, the density was 860 kg/m3 and the acid number was 0.8 mg KOH/g oil. This result was accordance to the indonesian national standard No. 04-7182-2006.

Cooking oil is an important basic ingredient in the frying process with the main function as a heat conductor, adding savory taste, increasing nutritional value, and heat of foodstuffs. If cooking oil is used many times it becomes less good for consumption, this is because the fatty acids contained will be more saturated and will change color Used cooking oil that has been used is called used cooking oil. Used cooking oil is oil that has been used more than two or three times frying, and is categorized as waste because it can damage the environment and can cause a number of diseases. So the use of used cooking oil is carried out by reprocessing it for the manufacture of solid soap. The participants of this activity were PKK mothers in one of the villages in Gresik, this activity consisted of discussions, demonstrations and direct practice. The results of this service activity show that community members are very enthusiastic about participating in this activity, as can be seen from the many questions they ask and their desire to participate in this activity. The practice and demonstration are intended to provide skills to the participants in determining the right formula in making laundry soap from used cooking oil. Once these activities take place, it is hoped that the development of the talents they have learned in the future will result in financial rewards.

Candles are a source of light energy that is solid and has a wick that is easy to burn. Along with the times, the function of candles can also be used as a room deodorizer or aromatherapy. Making candles by utilizing waste cooking oil is an effort to reduce household waste. Pandan leaves as aromatherapy can be found easily in the yard. Training on the process of making pandan leaf aromatherapy candles was carried out targeting members of the PKK RT 01, RW 08, Banjarsari Village. This training was given considering that most of the residents are MSME actors in snacks that use cooking oil. The results of the study show the enthusiasm of PKK members to learn and it is hoped that this will generate additional income from the MSME sector

Waste cooking oil becomes a health problem if consumed and causes damage to natural ecosystems if it is thrown into the environment. Utilizing used cooking oil waste into aromatherapy candles is an appropriate alternative. The aim of this activity is to reduce waste and increase the creativity of Family Empowerment and Welfare (PKK) women to create superior regional products. This activity consists of four stages, namely creation, testing, socialization, and experimental demonstration. The result of this activity is that it can provide change in the form of the emergence of an initiative by PKK women to produce products that have sales value and have benefits.

Used cooking oil is oil that has decomposed fatty acids at certain limits so that it becomes unfit for use. Used cooking oil is obtained from the process of cooking or heating food using oil repeatedly and at high temperatures. The behavior that is often carried out by the community is that after being used repeatedly, the used cooking oil will be immediately dumped into the ground, ditches, pipelines or waters. This can result in environmental pollution in the form of death of aquatic biota, organisms in the soil, closing soil pores, contaminating groundwater and even increasing COD and BOD in soil and water. This type of community service is classified as expert service, namely community service carried out by lecturers in accordance with their field of knowledge, in this case through training activities in the pursuit of waste cooking oil using practical methods. The results of this service increase knowledge of the physical characteristics of cooking oil damage, the dangers of repeated use of oil, knowledge of waste used cooking oil management, and increased knowledge of waste used cooking oil utilization

In their life, the people of Siwal Village cannot be separated from the use of oil. Moreover, the majority of Siwal Village residents work as food or fried food sellers on the roadside. Repeated use of cooking oil can have harmful effects on health. In addition, used cooking oil that can no longer be used is usually dumped in careless places and causes environmental pollution. Another problem in Siwal Village is the lack of skills of children due to the influence of gadgets. With these things in mind, training on how to process used cooking oil into an alternative material for making used used wax is one of the right solutions. Activities consist of a location survey, implementation, results and discussion. Implementation includes; 1) preparation 2) counseling 3) training 4) mentoring 5) evaluation 6) advanced stage training. All activities carried out online are able to improve children's skills and reduce environmental pollution due to used waste. Keywords: oil, used cooking, wax