Essays about: "PET bottles"

Showing result 1 - 5 of 36 essays containing the words PET bottles.

  1. 1. Risk assessment of non-intentionally added substances in polyester yarn made from recycled polyethylene terephthalate (PET)

    University essay from KTH/Skolan för kemi, bioteknologi och hälsa (CBH)

    Author : Kristina Arnqvist; [2023]
    Keywords : r-PET; polyester yarn; NIAS; risk assessment;

    Abstract : Polyester is a synthetic material made from polyethylene terephthalate (PET), which is synthesised from fossil raw materials. Many clothing manufacturers are using polyester in their clothing, which, from an environmental perspective, creates a non-sustainable cycle. READ MORE

  3. 2. Burn or Return? Evaluating Deposit Return Systems for Plastic Packaging Waste in Sweden : A Comparative Life Cycle Assessment

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Martin Forsman Hedman; [2022]
    Keywords : Resource management; reuse; deposit return scheme; circular economy; polypropylene;

    Abstract : Plastics have become an integral part of modern life and global use is expected to grow almost two- fold until 2040. 40% of European demand for plastic raw materials is driven by the packaging industry and being a cheap material, focus on waste management has historically been neglected. READ MORE

  4. 3. Chemical recycling, a potential solution for Sweden's plastic recycling industry in the transition to a circular economy?

    University essay from Lunds universitet/Ekonomisk-historiska institutionen

    Author : Olivia Lundmark; [2022]
    Keywords : Plastic recycling; Chemical recycling; Circular economy; Transition; Multilevel framework; Earth and Environmental Sciences;

    Abstract : Although Sweden collects and sorts a large share of plastic waste, a significant part of the separately collected plastic packaging waste is being incinerated and only 8 % of the plastic waste is being recycled into new products. As plastic is the main cause of greenhouse gas emissions from waste incineration, a systematic shift is needed to decrease incineration. READ MORE

  5. 4. Utilization of Rubber and Plastic Waste as  A Partial Replacement of Aggregate for  Improved Sound Insulation

    University essay from Luleå tekniska universitet/Arkitektur och vatten

    Author : Nooralhuda Chabuk; [2022]
    Keywords : concrete; rubber; plastic. PET; insulation.;

    Abstract : Globally, billions of tons of rubber and plastic waste are produced annually, and because these wastes degrade so slowly (about 450 years for plastic bottles and 80 years for tire rubbers), they are extremely difficult to dispose of. As a result, utilizing these wastes directly in building materials can significantly reduce the environmental load while also increasing the sustainability of the building material. READ MORE

  6. 5. Consumption of sustainable food products : A study of the Sustainable purchase perception matrix and Sustainable lead consumers; A life cycle assessment of BäR smoothie

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Cecilia Melén; Mirea Wolff; [2021]
    Keywords : Compromise; Confidence; WTP; PCE; Sustainable lead consumer; Sustainability marketing; Scepticism; Life cycle assessment; LCA; Environmental impact; Global warming; Eutrophication; Primary energy use; Smoothie; Kompromiss; Självförtroende; WTP; PCE; Hållbar marknadsföring; Skepticism; Livscykelanalys; LCA; Miljöpåverkan; Global uppvärmning; Övergödning; Primärenergianvändning; Smoothie;

    Abstract : Part 1 The scientific community has identified an attitude-action gap for demographic and psychographic variables when studying sustainable purchase behaviour. By focusing on what happens during the purchase instead of the purchaser, this cross-sectional study aims to understand sustainable purchase behaviour when consumers purchase sustainable food. READ MORE