15 research outputs found
GAMBARAN KADAR TIMBAL DALAM DARAH, KADAR HEMOGLOBIN, DAN KELUHAN SISTEM SYARAF PUSAT PEKERJA PERCETAKAN UNIPRESS SURABAYA
No full textPajanan Timbal (Pb) pada tinta percetakan dapat menyebabkan gangguan kesehatan yang diantaranya penurunan kadar hemoglobin dan gangguan sistem syaraf pusat. Tujuan penelitian ini yaitu untuk menganalisis gambaran kadar timbal di dalam darah, kadar hemoglobin, dan keluhan gangguan sistem syaraf pusat pada pekerja percetakan Unipress Surabaya.
Penelitian ini merupakan penelitian observasional analitik dengan pendekatan cross sectional. Subyek penelitian yaitu pekerja percetakan bagian proses produksi dengan jumlah sampel 9 orang dan bagian administrasi sebagai dengan jumlah sampel 6 orang. Penentuan sampel dilakukan dengan menggunakan simpel random sampling. Data dianalisis dengan menggunakan uji bivariat chi square dan t- independent test.
Berdasarkan hasil penelitian menunjukkan kadar timbal (t = -0,929; p = 0,371) dengan X±SD kadar Pb pekerja proses produksi adalah 6,16±0,37 μg/dl dan X±SD kadar Pb pekerja administrasi adalah 6,02±0,18 μg/dl. Kadar timbal dan hemoglobin pada pekerja proses produksi 100% menunjukkan angka normal namun apabila terpapar timbal secara terus menerus dapat berisiko menimbulkan gangguan kesehatan. Kadar timbal dalam darah dan kadar hemoglobin pada pekerja proses produksi tidak memiliki perbedaan dengan pekerja administrasi percetakan Unipress Surabaya. Namun terjadi perbedaan pada keluhan gangguan kesehatan sistem syaraf pusat pada pekerja proses produksi dan pekerja administrasi dengan p value = 0,005.
Disimpulkan bahwa kadar timbal dan kadar hemoglobin pada pekerja proses produksi tidak memiliki perbedaan dengan pekerja administrasi. Kadar timbal yang normal dapat dipengaruhi oleh higiene dan sanitasi pekerja proses produksi, tinta cetak yang digunakan memiliki kadar timbal yang tidak terlalu tinggi, serta lama paparan pekerja terhadap tinta cetak saat proses mencetak dalam sehari hanya dilakukan 6 – 8 jam dan 3 – 4 hari dalam satu minggu. Disarankan untuk mengurangi, mengganti, dan menghilangkan sumber paparan timbal di percetakan serta menggunakan sarung tangan ketika sedang proses produksi, dan juga diharapkan pada penelitian selanjutnya untuk melakukan surveilans pada kadar timbal dalam darah
Blood Lead Levels and Healthy Complaint in Printing Workers of Unipress Surabaya
No full textLead is found in the printing ink, it gets into the human body through skin absorption and ingestion. Blood lead level > 10 μg/dL causes health disturbances. The purpose of this study was analyzed blood lead level and healthy complaints in printing worker of Unipress Surabaya. This research was observational analytic with cross sectional approach. The subject was printing production process employees and administration employees. Population of production process employees were 10 people and administration employees were 7 people. Whereas, sample of production process employees were 9 and administration employees were 6. The determination of the sampling used simple random sampling. Data analyzed with chi-square test and t-independent test. Blood lead level of production process employees have ± SD = 6.16 ± 0.37 μg/dl, whereas the blood lead level of administration employees have ± SD = 6.0±0.18 μg/dl. Based on the results by t-independent test (p = 0.371) which indicated there was no difference blood lead level of production process employees and administration employees. Based on the test results by chi-square (p = 0.005) which indicated there was difference in central nervous system disturbances of study group and control group. It is concluded that blood lead level in printing worker of Unipress Surabaya are normal. Though it can suggested to use gloves while working, increase hygiene and sanitation behavior, reducing smoking habit, as well as routine health check up to see the blood lead lev
Pengembangan biodegradable packing foam dari limbah tongkol jagung dan pelepah pisang sebagai alternatif kemasan berkelanjutan
No full textBackground: Indonesia's waste continues to grow and will reach 70 million tons by 2023. The e-commerce sector is a major contributor to plastic waste, with 96% of its packaging made from plastic, such as foam. Corncob and banana stem waste have the potential to be environmentally friendly alternatives for foam packaging due to their high cellulose content of 26.81% and 83.3%, respectively.
Purpose: To develop biodegradable foam packaging made from corncob and banana stem waste as an environmentally friendly packaging alternative.
Method: The study used a Research and Development (R&D) model using the 4D approach (define, design, develop, and disseminate).
Results: Expert validation demonstrated product feasibility with an average score of 4.5 for durability, elasticity, and density, and a score of 5.0 for physical structure. Secondary packaging validation also demonstrated excellent results, with scores for attractiveness of 4.5; color contrast of 5.0; product protection of 5.0; and sturdiness of 4.5. These results indicate that biodegradable packing foam has the potential to replace conventional foam, offering characteristics that support product protection and are more environmentally friendly. In addition to its functional potential, this product also offers broad market opportunities through strategic partnerships.
Conclusion: The use of biodegradable packing foam is expected to reduce plastic waste, support sustainable waste management efforts, and contribute to achieving SDG 12 on responsible consumption and production.
Keywords: Banana Stems; Biodegradable Packing Foam; Corn Cobs; Sustainable Packaging; Waste.
Background: Tumpukan sampah di Indonesia terus meningkat dan mencapai 70 juta ton pada 2023. Sektor e-commerce menjadi penyumbang besar sampah plastik, dengan 96% kemasannya berbahan plastik seperti foam. Limbah tongkol jagung dan pelepah pisang berpotensi menjadi alternatif packing foam ramah lingkungan karena kandungan selulosanya yang tinggi masing-masing 26,81% dan 83,3%.
Tujuan: Untuk mengembangkan biodegradable packing foam berbahan dasar limbah tongkol jagung dan pelepah pisang sebagai alternatif kemasan yang ramah lingkungan.
Metode: Penelitian dengan model Research and Development (R&D) menggunakan pendekatan 4D (define, design, develop, dan disseminate).
Hasil: Validasi ahli menunjukkan kelayakan produk dengan rata-rata skor 4.5 pada aspek daya tahan, elastisitas, dan kepadatan serta skor 5.0 pada struktur fisik. Validasi kemasan sekunder juga menunjukkan hasil sangat baik dengan nilai daya tarik 4.5; kontras warna 5.0; kemampuan melindungi produk 5.0; dan kekokohan 4.5. Hasil ini menunjukkan bahwa biodegradable packing foam berpotensi menggantikan foam konvensional dengan karakteristik yang mendukung perlindungan barang dan lebih ramah lingkungan. Selain potensi fungsionalnya, produk ini juga memiliki peluang pasar yang luas melalui kemitraan strategis.
Simpulan: Penerapan penggunaan biodegradable packing foam diharapkan dapat mengurangi sampah plastik, mendukung upaya pengelolaan sampah berkelanjutan, dan berkontribusi terhadap pencapaian SDGs poin 12 tentang konsumsi dan produksi yang bertanggung jawab.
Kata Kunci: Biodegradable Packing Foam; Kemasan Berkelanjutan; Limbah; Pelepah Pisang; Tongkol Jagung
Enhancing Pro-environmental Behavior Through Participatory Action Research: A Community-based Waste Management Intervention
No full textThe growing difficulties of waste management in urban environments highlight the need to encourage pro-environmental behavior. Reducing environmental damage, safeguarding public health, and building sustainable communities depend on efficient waste management. This study looks at a community-based intervention that uses Participatory Action Research (PAR) to enhance pro-environmental behavior in Bandulan Village, Malang City, Indonesia. Through environmental awareness programs and waste processing using the Takakura method, the intervention aimed to increase the residents’ comprehension and awareness of appropriate waste management. The study involved 20 participants. To ascertain the impact of the intervention, semi-structured interviews were used to gather qualitative data. According to participant responses in the interviews, the intervention was successful in raising participants’ knowledge and comprehension of environmental issues and waste management. This type of community-based intervention has the potential to promote sustainable waste management practices and behavioral change, both of which support the Sustainable Development Goals (SDGs)
Implementation Of Health Belief Models In Efforts To Prevent Covid-19
No full textBackground: WHO Designated COVID-19 as a health problem with a global emergency status with the highest level of alertness. Coronaviruses are a large family of viruses that cause disease in humans and animals. At the start of the pandemic The total number of COVID-19 cases in Indonesia was 248,852 confirmed. Therefore, the number infected with COVID-19 will continue to grow.
Aim: Adherence to preventive health standards and behaviors in the community is very important to better control disease and be able to know preventive health behaviors from COVID-19 based on the Health Belief Model component in the community.
Method: This research design uses observational analytic with cross sectional approach. The study was conducted online due to the COVID-19 pandemic. Respondents were collected by accidental sampling by distributing questionnaires in the Kediri community. Multivariariate analysis using the Ordinal Regression Test.
Result: This research found that there is an effort of COVID-19 prevention with the Perceived Saverity value =0,00, the Perceived Benefits value =0,004 and the Cues To Action value = 0,000 where as those that have no effect in efforts to prevent COVID-19 are the Perceived Susceptibility value = 0,268, the Perceived Barries value =0,606 and the perception of Self Efficacy value = 0.0684.
Conclusion: Can concluded that there an effect of the theory health belief model on efforts to prevent COVID-19. From the results, there are 3 components that influence, Perceived Saverity, Perceived Benefits,Cues To Action. Meanwhile there are 3 components have no effect, Perceived Susceptibility,Perceived Barries, Self Efficac
Food Safety Monitoring: Formaldehyde Health Risk Assessment on Imported Fruits in Indonesia 2014-2022
No full textFood safety monitoring is one of keys achieving SDGs in 2030 and it can be done by environmental health risk assessment. Imported fruits have high risk for health from chemical contaminants to preserve during distribution and one of them often found is formaldehyde. Formaldehyde is harmful compound for human health and it may cause carcinogenic effects. This study aimed to estimate formaldehyde health risk on imported fruits. It was determined by hazard identification, dose-response assessment, exposure assessment and risk characterization. Data used were primary data (2019) and secondary data (2014-2022) with same topic in 15 cities in Indonesia. Food intake referred to average fruit consumption person per day from national economy social survey (2016), recommendation intake from WHO, projections and realization of fruit consumption of Indonesian people from Indonesian Ministry of Agriculture’s Food Security Agency (2018). The monitoring of chemical contaminant has to be priority in distribution chain and variation of fruit daily intake may decrease health risk from chemical contaminant. The consumption of fruit has to be variation
Inovasi biofon sebagai upaya pemanfaatan limbah lindi tempat pembuangan akhir (TPA) dan molase menjadi rehabilitator tanah
No full textBackground: The problem of organic waste in landfills, particularly in Malang City, remains a serious challenge in maintaining environmental quality and public health. The volume of waste in Malang City reaches 778.38 tons per day, and it remains unprocessed. The decomposing organic waste produces leachate, which contains hazardous pollutants but also has the potential to be a source of nutrients.
Purpose: To develop biophones as an effort to utilize landfill leachate and molasses as a soil rehabilitator.
Method: A laboratory experiment was conducted by mixing leachate, molasses, and EM4, which were fermented for 21 days. The resulting fermentation was then tested for nutrient content in the laboratory.
Results: The organic carbon (0.89%), nitrogen (0.02%), potassium (0.10%), and pH (5.1) content did not meet the minimum standards for liquid organic fertilizer (POC), but they had considerable potential as soil amendments. The content of microelements, such as manganese (24 ppm), showed a contribution to soil quality.
Conclusion: Biofon has the potential to improve soil chemical properties, particularly pH. Further development is recommended, including the addition of carbon-, nitrogen-, and phosphorus-rich materials, as well as application testing on various soil types to ensure its effectiveness and safety.
Keywords: Biofon; Final Disposal Site; Leachate; Molasses; Soil Rehabilitation.
Pendahuluan: Permasalahan sampah organik di Tempat Pembuangan Sampah (TPS), khususnya di Kota Malang masih menjadi tantangan serius dalam menjaga kualitas lingkungan dan kesehatan masyarakat. Jumlah sampah di Kota Malang mencapai 778.38 ton per hari dan tidak terolah setiap harinya. Sampah organik yang membusuk menghasilkan cairan lindi (leachate) yang mengandung bahan pencemar berbahaya, namun juga memiliki potensi sebagai sumber unsur hara.
Tujuan: Untuk mengembangkan biofon sebagai upaya pemanfaatan limbah lindi tempat pembuangan akhir (TPA) dan molase menjadi rehabilitator tanah.
Metode: Penelitian eksperimen laboratorium dengan mencampurkan lindi, molase, dan EM4, difermentasi selama 21 hari. Hasil fermentasi kemudian diuji kandungan unsur haranya di laboratorium.
Hasil: Kandungan C-organik (0.89%), nitrogen (0.02%), kalium (0.10%), dan pH (5.1) belum memenuhi standar minimal pupuk organik cair (POC), namun cukup potensial sebagai pembenah tanah. Kandungan unsur mikro seperti mangan (24 ppm) menunjukkan kontribusi terhadap kualitas tanah.
Simpulan: Biofon berpotensi memperbaiki sifat kimia tanah, khususnya pH. Pengembangan lanjutan disarankan dengan penambahan bahan kaya karbon, nitrogen, dan fosfor, serta uji aplikatif pada berbagai jenis tanah untuk memastikan efektivitas dan keamanannya.
Kata Kunci: Biofon; Limbah Lindi; Molase; Rehabilitator Tanah; Tempat Pembuangan Akhir (TPA)
A Study Protocol for the Development and Evaluation of a Dust Warning Device for Monitoring Particulate Exposure in Household Incense Production
No full textThe domestic incense production sector operates under hazardous conditions, characterized by high dust concentrations and inadequate lighting. The use of wood powder and charcoal in the manufacturing process generates airborne particles that increase the risk of respiratory illnesses and compromise overall workplace safety. This study aims to develop a low-cost, efficient, and real-time dust detection and mitigation device suitable for small-scale industries. The methodology entails designing a dust detection system using photodiode or optical sensors, developing a calibration system for accurate dust concentration measurements, and incorporating an alert mechanism that activates when dust levels exceed pre-defined safety thresholds. Controlled experimental setup will be employed to measure changes in ambient dust concentration before and after the device's adoption. Spirometry will be used to determine the impact of reduced dust exposure on workers' respiratory health. The expected outcomes include the provision of real-time dust concentration data, which will allow for prompt preventive actions to protect worker health. Furthermore, the device is designed to ensure minimal power consumption and ease of maintenance, making it suitable for household-scale industrial applications. Overall, this innovation is expected to enhance occupational safety and health standards in small-scale incense manufacturing, contributing to safer and healthier workplaces for vulnerable worker populations
Innovative APTA (Air Purification Toxic Adsorbent) for Reducing Heavy Metals and Particulate Matter in Incense Stick Manufacturing
No full textSmall-scale industries significantly contribute to air pollution, causing occupational health hazards and environmental damage, including effects on vegetation and heritage sites. This pre-experimental study was conducted in an incense stick home industry in Dalisodo village, Malang Regency, East Java, Indonesia, from July to October 2024. The APTA (Air Purification Toxic Adsorbent), an air purification system designed to improve workplace air quality, was installed. The system includes five main components: a HEPA filter, zeolite, silica gel, SAP sand, and a dust cotton filter. The Wilcoxon Signed Ranks Test compared concentrations of PM2.5, PM20, Pb, and Mn at 10 locations before and after APTA installation, using a significance level of 0.05. Results showed a significant reduction in manganese levels, with a Z score of -2.703 and p-value of 0.007, indicating effective filtration of Mn particulates. This reduction is important given manganese’s known respiratory toxicity, highlighting the potential of APTA to reduce harmful airborne contaminants in small-scale industrial settings
PELATIHAN PENGUKURAN KUALITAS LINGKUNGAN BAGI ALUMNI ILMU KESEHATAN MASYARAKAT UNIVERSITAS NEGERI MALANG
No full textDengan munculnya wabah pandemi COVID-19, membuat metode pembelajaran mahasiswa beralih menjadi metode hybrid. Hal ini tentunya sedikit banyak berpengaruh terhadap daya serap materi pembelajaran. sehingga perlunya kegiatan pelatihan guna meningkatkan kompetensi para mahasiswa dibidangnya kegiatan pengabdian masyarakat berbasis workshop ini terdiri dari 4 kegiatan yang terdiri dari 2 sesi secara online dan 2 sesi secara offline.setelah diadakannya kegiatan ini didapatkan hasil bahwa adanya peningkatan pengetahuan dan keterampilan para peserta dalam melakukan pengukuran kualitas lingkunganBerkat ke antusiasan seluruh peserta serta pihak-pihak mitra, seperti pemateri dan instansi terkait seluruh rangkaian acara kegiatan workshop pelatihan pengukuran kualitas lingkungan yang terdiri dari 4 sesi yang dilaksanakan dapat memberikan banyak manfaat, terutama bagi para mahasiswa alumni departemen Ilmu Kesehatan Masyarakat, Universitas Negeri Malang kedepannya
