ABSTRACT Kerosene is the fuel used in stoves, but the price of kerosene is very expensive. Based on the above, a mixture of used cooking oil with pertalite can be used as an alternative to kerosene fuel. This study aims to determine the effect of variations in the mixture between used cooking oil and pertalite (9:1, 8:2 and 5:5) on the color of the flame and the time needed to boil 1 liter of …
ABSTRACT The process of pyrolysis of plastic waste is a process of decomposing organic compounds contained in plastic through a heating process with little or no oxygen involved. In the pyrolysis process, long chain hydrocarbon compounds found in plastics are expected to be converted into shorter hydrocarbon compounds and can be used as alternative fuels. This study aims to process polypropyle…
ABSTRACT The process of pyrolysis of plastic waste is a process of decomposing organic compounds contained in plastic through a heating process with little or no oxygen involved. In the pyrolysis process, long chain hydrocarbon compounds found in plastics are expected to be converted into shorter hydrocarbon compounds and can be used as alternative fuels. This study aims to process polypropyle…
ABSTRACT The process of pyrolysis of plastic waste is a process of decomposing organic compounds contained in plastic through a heating process with little or no oxygen involved. In the pyrolysis process, long chain hydrocarbon compounds found in plastics are expected to be converted into shorter hydrocarbon compounds and can be used as alternative fuels. This study aims to process polypropyle…
ABSTRACT Spray hand sanitizer is a practical anti-germicidal spray preparation form in the form of an antiseptic liquid, its use by spraying it on the palms of the hands, then applying it evenly to the surface of the hands. The purpose of this study was to determine the functional groups of flavonoid compounds from pineapple peel viscous extract by performing FTIR spectroscopy testing and …
ABSTRACT Indonesia has many companies or home industries that process tea. This condition has the potential to produce solid waste in the form of tea waste in relatively large quantities. So far, tea waste is only fermented into fertilizer and the rest is simply thrown away, so further processing is needed to become a product that has economic value. Tea waste can be processed into environmenta…
ABSTRACT Indonesia has many companies or home industries that process tea. This condition has the potential to produce solid waste in the form of tea waste in relatively large quantities. So far, tea waste is only fermented into fertilizer and the rest is simply thrown away, so further processing is needed to become a product that has economic value. Tea waste can be processed into environmenta…
ABSTRACT Patchouli oil can be obtained by distillation. The purpose of this study was to determine the effect of distillation time on the yield and quality of patchouli oil using steam and water methods. This research is experimental using steam and water distillation methods. The treatments in this study were W1 (distillation time 4 hours), W2 (distillation time 6 hours), W3 (distillation tim…
ABSTRACT This study aim was to get the best ratio for moringa leaves and red ginger leaves in making herbal tea. This research method used an experimental method, using completely randomized design (CRD) which consist of six treatments and three replications to obtain 18 experimental units. The treatments in this study were ratio of moringa and red ginger leaves, K1 (100:0), K2 (90:10), K3 (80…
ABSTRACT This research was conducted at the Faculty of Social and Political Sciences, Riau University, Pekanbaru City. The purpose of this study is to find out: 1) what is the motivation of sociology students of Fisip Universitas Riau for offline lectures, 2) how to adapt students of sociology Fisip Universitas Riau to offline lectures. This research uses a descriptive Quantitative method. Dat…
This thesis discusses the Effectiveness of Using Erajaya Micro Learning (EMiL) Application-Based Accounting Learning Media on Student Learning Outcomes at SMK Negeri 6 Pekanbaru. This study aims to analyze the effectiveness of using accounting learning media based on the Erajaya Micro Learning (EMiL) application in an effort to improve student learning outcomes at SMK Negeri 6 Pekanbaru. T…
Health development is essentially an effort carried out by all Indonesians aimed at increasing awareness of the components, willingness, and ability to live healthy for everyone in order to realize the highest degree of public health, as an investment for the development of socially and economically productive human resources. economical. The Puskesmas itself is a Technical Implementation U…
Based on the results of field observations on the ability to recognize the concept of numbers in students has not developed optimally. So it is necessary to implement educational games based on Android Funny Food 3. The purpose of this study was to examine the effect of Androidbased Funny Food 3 educational games on the ability to recognize the concept of numbers in children aged 5-6 years.…
Pendidikan berperan penting dalam mengembangkan potensi peserta didik yang dilihat pada proses pembelajaran fisika. Serangkaian kegiatan pembelajaran pada dasarnya bertujuan untuk membantu mengembangkan peserta didik guna mampu memahami suatu konsep. Masih lemahnya pemahaman konsep diperkuat dengan hasil penelitian Purwaningtyas yang melakukan penelitian terhadap siswa kelas XI SMA Negeri 1 Pur…
This study aims to determine the effect of sustainability disclosure on profitability and its impact on the value of manufacturing companies listed on the Indonesia Stock Exchange in 2018-2020. The population of this study is a manufacturing company that has the data needed in this study (sustainability, profitability, and firm value) totaling 110 companies and all of them are studied (census).…
The research is to find out the forms of politeness in the language of the speakers, the Indonesian Lawyers Club, the Long Tail Hot Debate, the Statement of the Minister of Religion. The data sources used were the words and actions of the sources in the Indonesia Lawyers Club event, the Long Tail Hot Debate, the Statement of the Minister of Religion. The data collection technique carried ou…
This research was conducted to find out the language style used by Rocky Gerung during the 2019 presidential elestion campaign at the Indonesia Lawyers Club event. This type of research is qualitative with descriptive analysis method. Data collection techniques are carried out by observing and recording techniques. The data source was obtained from the video of the Indonesia Lawyers Club ev…
Writing activities are slowly becoming less attractive to students today, one of the reasons is cellphones. At this time technological tools are developing very rapidly among children and students. Short story texts have been studied by class XI students of Bangko 3 Public High School, this is listed in Basic Competency 3.9 and 4.9, writing short stories can be used as a practical and fun lesso…
ABSTRACT Beggars in the Batang Tuaka Tembilahan City traffic light area are considered to be a lot of disturbing to the community, namely the people who are around the traffic lights themselves. The beggars around the traffic lights are quite disturbing to the surrounding community, not many of them ask for money forcibly and do not move quickly before being given money, this makes people very …
By: Marina Engzelina/1901112737 [email protected] Supervisor: Teguh Widodo [email protected] Sociology Major Faculty of Social and Political Sciences Universitas Riau Campus Bina Widya, H.R Soebrantas Street Km. 12,5 Simpang Baru, Pekanbaru – Riau Telp/Fax. 0761-632777 Abstract Indonesia has a variety of plants that are used by many people for var…