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Related Experiment Videos

Eggshell waste as catalyst: A review.

Amanda Laca1, Adriana Laca1, Mario Díaz1

  • 1Department of Chemical and Environmental Engineering, University of Oviedo, C/ Julián Clavería s/n., 33071, Oviedo, Spain.

Journal of Environmental Management
|April 14, 2017
PubMed
Summary
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Eggshells, a significant agricultural waste, can be repurposed as a cost-effective, eco-friendly catalyst. This review explores its diverse applications in various chemical processes, highlighting potential for valuable product generation.

Area of Science:

  • Green Chemistry
  • Waste Valorization
  • Catalysis

Background:

  • Agricultural waste, specifically eggshells from food industries, presents disposal challenges and costs.
  • Eggshells are generated in large quantities globally and are classified as hazardous waste by UE regulations.
  • Repurposing eggshell waste offers opportunities for the bioeconomy and sustainable material development.

Purpose of the Study:

  • To provide a comprehensive review of eggshell waste utilization as a catalyst in various chemical processes.
  • To highlight the potential of eggshells as a cheap, green catalyst for added-value product synthesis.
  • To emphasize the need for further research to expand the applications of eggshell-derived catalysts.

Main Methods:

  • Literature review of research works on eggshell waste as a catalyst.
Keywords:
Bioactive compoundsBiodieselCatalystEggshell wasteSyngasSynthesis

Related Experiment Videos

  • Analysis of diverse applications and products derived from eggshell catalysis.
  • Assessment of eggshell characteristics relevant to catalytic activity.

    • Main Results:

    • Eggshell waste can be effectively utilized as an environmentally friendly catalyst.
    • A wide array of value-added products can be synthesized using eggshell catalysts.
    • The use of eggshells as catalysts is economically viable and sustainable.

    Conclusions:

    • Eggshell waste represents a valuable, underutilized resource for green catalysis.
    • Further investigation into eggshell-derived catalysts can unlock broader industrial applications.
    • Repurposing eggshell waste contributes to a circular economy and reduces environmental impact.