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Kamias (Averrhoa Bilimbi), Starfruit (Averrhoa Carambola), and Karamay (Phyllanthus Acidus) Fruit Extract as Alternative Stain Remover Jurish Pauleen Hitalia; Yca Justerine Bringuelo; Ivan Henry Jordan; Edward Martinez; Remo Leba Jr.; Anamarie G. Vadez; Hassanal Abusama; Alan Paculanan
ASEAN Journal of Science and Engineering Vol 1, No 1 (2021): AJSE: March 2021
Publisher : Universitas Pendidikan Indonesia (UPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1186.694 KB) | DOI: 10.17509/ajse.v1i1.33684

Abstract

This study generally aimed to determine the effectiveness of kamias, star fruit, and karamay fruit extracts in removing stains. Previous studies revealed the effectiveness of Kamias as a stain remover, while, this study compared the effectiveness of different fruit extracts as a stain remover and the potential utilization of other fruit extracts from trees that are locally available.  We determined the cost of making stain remover using kamias, karamay, and star fruit extracts, the ability of these fruit extracts as a stain remover in terms of the degree of strain reduction and whitening of the cloth, and ultimately, the significant difference between the various treatments. Results revealed that the use of star fruit extract was the cheapest among the four treatments while the highest cost was incurred using Karamay extract. There was a significant difference observed between treatments. Bleach was the most effective in removing the stains and whitening the fabric, followed by the kamias extract. In terms of removing stains, whitening the cloth, and availability in the neighborhood, the extract was found to have the best results. We, therefore, recommended the use of kamias extract as an alternative organic stain remover for fabrics and be used by the households. Being derived from natural fruit extract and contain no dangerous chemicals, the product is safe for human use and environment-friendly.
Bioplastic from Seaweeds (Eucheuma Cottonii) as an Alternative Plastic Karylle Lyra Consebit; Kenneth Cole Dermil; Emmanuel Yuri Magbanua; Frenz Janna Racadio; Shea Verni Saavedra; Hassanal Abusama; Anamarie Valdez
ASEAN Journal of Science and Engineering Vol 2, No 2 (2022): AJSE: September 2022
Publisher : Universitas Pendidikan Indonesia (UPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1266.979 KB) | DOI: 10.17509/ajse.v2i2.37799

Abstract

This study aims to determine the capability of seaweed (Eucheuma cottonii) as a bioplastic material on varying concentrations of glycerine (10, 20, and 30mL) in terms of (1) tensile strength, and (2) biodegradability. In making the bioplastic, the researchers dried and extracted several seaweeds, used glycerine as the plasticizer, water as the solvent, corn-starch as the thickener, and vinegar to help the starch dissolve easily. After mixing all the ingredients on a hot pan, we placed them on a flat surface lined with foil as soon as possible before the product starts to solidify. It took 3-4 days to harden, depending on how thick the product is. The results in testing the tensile strength revealed that the less amount of glycerine allowed the harder bioplastic produced. The biodegradability test showed that glycerine components caused the plastics to differ in size, shape, moisture, texture, and how fast they degrade, as well as the tensile strength. However, in testing biodegradability, there is no significant difference in the level of glycerine concentration. This study presents how the seaweed bioplastic was created, what it contributes to the community, and how the ecosystem benefits from it, such as reducing the usage of synthetic plastic.
Potential Production of Bioplastic from Water Hyacinth (Eichornia crassipes) Apzelia Angel Duruin; Xylthea Faith Lalantacon; Jorge Gabriel Leysa; Rogelio Lucero lll; Ralph Adrian Obena; Alisha Sapal; Merlyn Leysa; Anamarie Valdez; Hassanal Abusama
ASEAN Journal of Science and Engineering Vol 2, No 2 (2022): AJSE: September 2022
Publisher : Universitas Pendidikan Indonesia (UPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1185.23 KB) | DOI: 10.17509/ajse.v2i2.37801

Abstract

The purpose of this research was to determine the potential and capability of water hyacinth (Eichornia crassipes) as bioplastics. The produced bioplastic was naturally biodegradable and can be used for natural conservation without environmental destruction.  The study was experimental using various compositions of water hyacinth, characterized by tensile strength and biodegradability tests to determine the potentiality and capability of water hyacinth as a source of bioplastic. In making the bioplastic, we extracted the water hyacinth and utilized glycerine as a plasticizer, water as the solvent, corn-starch as a thickener, and vinegar. After mixing all materials on a pan, the mixed solution was placed on a stainless surface and dried. After a 3-day curing period, the results showed that different mechanical and decomposition properties were obtained. Based on the results of the study, water hyacinth is one of the suitable materials that can be used to produce a new and sustainable bioplastic material. It is organic and accessible, thus making it a candidate for innovation in the creation of bioplastic. Therefore, we believe that the use of water hyacinth is a potential bioplastic material that is beneficial to the environment and the community.
Bignay (Antidesma Bunius) Leaf Extract Stands as an Organic Pesticide against Rice Black Bugs (Scotinophara Coarctata) Jeune Aiyana Zophie Latiza; Ashley Claire Pasawilan; Goji Gacoscos; Dave Lesther Bangeles; Charles Godwin Caas; Anamarie Valdez; Hassanal Abusama
ASEAN Journal of Science and Engineering Vol 2, No 1 (2022): AJSE: March 2022
Publisher : Universitas Pendidikan Indonesia (UPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1180.029 KB) | DOI: 10.17509/ajse.v2i1.37781

Abstract

This research aimed to sought solutions to the growing problems of rice black bugs (Scotinophara coarctata) damaging the rice crops of farmers. This study used an experimental method to determine which solution is effective against rice black bugs. Bignay (Antidesma bunius) leaves were collected, cut, soaked in water, crushed using a mortar and pestle, and extracted using a thin cloth. The extracts of the leaves were then placed in 4 different concentrations in bottles. 6 bugs were soaked in each solution, respectively, but with different periods (3, 5, and 10 min). We found that the extract is lethal towards black bugs since it has anti-bacterial activity, even though it damaged the rice crops. Bignay fruit was intended to be utilized as another variable, but due to the weather, fruits were not yet visible in the Bignay tree. We concluded that the thickness of the solution served as the main reason why the rice black bugs died. The result of this study can be utilized to address the rising problems caused by rice black bugs.