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Polyethylene terephthalate (PET) is a synthetic polymer widely utilized in the packaging industry, particularly for bottles and containers. Due to its chemical stability and durability, PET accumulates in the environment, contributing significantly to plastic pollution. It comprises repeating units of terephthalic acid and ethylene glycol, resulting in a semi-crystalline structure that is resistant to natural degradation processes.A notable breakthrough in plastic biodegradation came with the...
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A heuristic is a general problem-solving framework (Tversky & Kahneman, 1974). You can think of these as mental shortcuts that are used to solve problems. Different types of heuristics are used in different types of situations, and the impulse to use a heuristic occurs when one of five conditions is met (Pratkanis, 1989):
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Pesticides often feature structurally complex chemical architectures, incorporating halogen groups and multiple aromatic rings. These characteristics confer high chemical stability, rendering many pesticides resistant to natural degradation processes. This resistance poses significant environmental concerns, as persistent pesticide residues can accumulate in ecosystems and affect non-target organisms.Despite the inherent stability of many pesticides, certain microorganisms possess the metabolic...

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[The image in qualitative research in health].

Ciencia & saude coletiva·2013
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[From garbage production to residue transformation].

Ciencia & saude coletiva·2010
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The Effect of Construction and Demolition Waste Plastic Fractions on Wood-Polymer Composite Properties
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[Waste over history: perceptions about residues].

Marta Pimenta Velloso1

  • 1Grupo de Direitos Humanos e Saúde, Escola Nacional de Saúde Pública, Fundação Oswaldo Cruz, Rio de Janeiro, RJ. marta.velloso@ensp.fiocruz.br

Ciencia & Saude Coletiva
|October 4, 2008
PubMed
Summary

Human waste and its historical perception are explored, linking it to disease and death. Early hygiene measures and public health actions emerged to combat infectious disease vectors.

Area of Science:

  • History of Medicine
  • Public Health
  • Environmental History

Context:

  • Historical understanding of human waste and its association with disease.
  • Evolution of societal attitudes towards sanitation and hygiene.
  • The impact of pandemics on public health perceptions.

Purpose:

  • To trace the historical evolution of human attitudes towards waste.
  • To connect the concepts of waste, dirt, disease, and death throughout history.
  • To highlight the development of public health interventions against infectious diseases.

Summary:

  • The article examines historical perspectives on human-generated waste, beginning with the Black Plague's association of disease with bodily residues.
  • It details the persistent link between waste, dirt, disease, and death in early societal notions.

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  • The study concludes by outlining the emergence of hygiene measures during the Renaissance and early 20th-century public health actions targeting disease agents and vectors.
  • Impact:

    • Provides a historical framework for understanding contemporary waste management and public health challenges.
    • Highlights the long-standing connection between sanitation and disease prevention.
    • Informs the development of effective public health strategies by examining past successes and failures.