Results 21 to 30 of about 3,288 (250)

Analysis of the possibility for obtaining oil from the spend coffee grounds as potential raw material for biodiesel production [PDF]

Hemijska Industrija, 2012
The aim of this paper was to investigate the possibility of obtaining oil from spent coffee grounds, which are left behind after the coffee is prepared, as the potential feedstock for biodiesel production. The effect of process parameters, such as are
Iličković Zoran, Redžić Eldin, Andrejaš Franc, Avdić Gordan, Stuhli Vedran   +4 more
doaj   +1 more source

Carotenoids of Lettuce (Lactuca sativa L.) Grown on Soil Enriched with Spent Coffee Grounds

Molecules, 2012
The impact of spent coffee grounds on carotenoid and chlorophyll content in lettuce (Lactuca sativa L. var. capitata) was evaluated. A greenhouse pot experiment was conducted with spent coffee amounts ranging from 0% to 20% (v/v).
Susana Casal, Sara Cunha, José Alberto Pereira, Rebeca Cruz, Paula Baptista   +4 more
doaj   +1 more source

Cadmium (II) removal from aqueous solution using magnetic spent coffee ground biochar: Kinetics, isotherm and thermodynamic adsorption

Materials Research Express, 2020
Spent coffee grounds are a waste generated in large amounts by the food industry producing instant coffee. While it is used as animal feed, mostly spent coffee grounds are burned.
Naeem Hussain, Suchada Chantrapromma, Thitipone Suwunwong, Khamphe Phoungthong   +3 more
doaj   +1 more source

Determination of Relationship between Higher Heating Value and Atomic Ratio of Hydrogen to Carbon in Spent Coffee Grounds by Hydrothermal Carbonization

Energies, 2021
This study was a preliminary investigation of solid recovered fuel production from spent coffee grounds using the hydrothermal carbonization (HTC) technique. The spent coffee grounds (SCGs) were subjected to HTC at 170 to 250 °C.
Jung Eun Park, Gi Bbum Lee, Cheol Jin Jeong, Ho Kim, Choong Gon Kim   +4 more
doaj   +1 more source

Lead (Pb2+) removal in water using different forms of spent arabica coffee grounds at varying contact time [PDF]

E3S Web of Conferences, 2022
The availability of clean water for drinking and domestic use is a basic human right, but it is oftentimes denied to some users due to lack of facilities that could clean water.
Bandao-Antonio Jennifer, Malapit Giovanni, Mendoza John Paul, Valdez Joerandel   +3 more
doaj   +1 more source

Effects of tannin mordanting on coloring and functionalities of wool fabrics dyed with spent coffee grounds

Fashion and Textiles, 2018
A large amount of functional materials remain in spent coffee grounds and form discards in the coffee beverage industry. Moreover, the extract from these spent coffee grounds contains sufficient amounts of pigments that can be utilized for textile dyeing.
Kyung Hwa Hong
doaj   +1 more source

Valorization of Spent Coffee Grounds, Biochar and other residues to Produce Lightweight Clay Ceramic Aggregates Suitable for Nursery Grapevine Production

Horticulturae, 2020
The valorization of agro-industrial by-products is one of the key strategies to improve agricultural sustainability. In the present study, spent coffee grounds and biochar were used as pore forming agents in the realization of lightweight clay ceramic ...
Domenico Ronga, Mario Parisi, Luisa Barbieri, Isabella Lancellotti, Fernanda Andreola, Cristina Bignami   +5 more
doaj   +1 more source

Utilization of Spent Coffee Grounds, Waste Glass, and Clay as Raw Materials for Flooring Tiles [PDF]

E3S Web of Conferences
The imperative confronting the national construction industry lies in the innovation of materials, harmonizing the delicate balance between resource utilization, energy efficiency, and economic accessibility.
Sales Showna Lee T., Ambag Nikki Philline, Mondano Jabby P., Rapal Angeilica A.   +3 more
doaj   +1 more source

Preparation and Characterisation of Biosorbent from Local Robusta Spent Coffee Grounds for Heavy Metal Adsorption

Chemical Engineering Transactions, 2017
In this study, the removal of lead heavy metal pollutants from artificially lead-contaminated water was carried out using biosorbent prepared from local Robusta spent coffee grounds.
A. Ayucitra, C. Gunarto, V. Kurniawan, S.B. Hartono   +3 more
doaj   +1 more source

The effect of spent coffee grounds from different brewing cycles on the quality and antioxidant properties of butter cookies [PDF]

BIO Web of Conferences
One way to use spent coffee grounds in restaurants and cafes is to develop recipes for cookies, muffins, and biscuits that include them. These products have a grainy structure.
Nilova Liudmila, Malyutenkova Svetlana, Tverskoi Vasily, Smirnova Olga   +3 more
doaj   +1 more source