Noise pollution, a major concern in modern life, contributes to various mental and
psychological problems. In this study, we concentrate on the recent developments in …

In recent years, the research on sound-absorbing material has been directed to sustainable
materials such as kenaf fiber and coconut coir fiber. Herein, this study offers the acoustic …

One method to absorb noise is by using acoustic absorber. Empty fruit bunch fibres (EFB)
and mesocarp fibres (MF) are waste materials generated from palm oil mills. This research …

For those who live in urban areas or on the outskirts of urban areas, they feel the declining
quality of health due to the impact of environmental noise from increased mobility and …

The palm kernel shell is a by-product of palm kernel oil production and is commonly used in
the natural biomass energy industry. Coconut husk fibre is extracted from the coconut fruit …

Currently, Malaysia relies heavily on landfills with approximately 85% of waste collected
ending up in dumpsites, especially oil palm biomass and plastic waste. Malaysia is one of …

Resam is a type of fern or fern that usually grows in shady and humid areas. Resam plants
are widely found in the province of Bangka Belitung so that their availability is abundant to …

Perkembangan material komposit saat ini tidak hanya dengan bahan penguat sintetis
namun juga dengan bahan penguat serat alam, karena serat alam memiliki karakteristik …

Solid biomass wastes from oil palm industry have lots of benefits economically. Natural fibre
wastes such as Oil Palm Empty Fruit Bunch (OPEFB) is suitable to use as sound absorber …