Essays about: "environmental contaminants"

Showing result 1 - 5 of 87 essays containing the words environmental contaminants.

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. Understanding factors related to food waste in Swedish primary schools

   University essay from Högskolan i Gävle/Avdelningen för byggnadsteknik, energisystem och miljövetenskap

   Author : Roula Yandem; Fatima Fkhir; [2023]
   Keywords : ;

   Abstract : Production and consumption of food have several environmental impacts, regardless of the type of food production. However, food production can have a particularly large impact on the environment, as it often causes pollution and spreads harmful contaminants in nature. READ MORE

4. 3. A Waste of Food-Waste Bags

   University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

   Author : Julia Bergwall; [2023]
   Keywords : Anaerobic digestion; Food waste; SPCR 120; Fruit bag; Helsingborg municipality; Waste management; Earth and Environmental Sciences;

   Abstract : It is estimated that the average Swede throws away 61 kg of food waste annually. The more food waste there is, the more food waste bags are required. Since the implementation of a tax on thin plastic bags, grocery stores have been providing fruit bags of paper as an eco-friendly alternative. READ MORE

5. 4. Temporal trends of 4-Hydroxychlorothalonil in maternal serum samples, 1997-2015

   University essay from Lunds universitet/Miljövetenskaplig utbildning; Lunds universitet/Centrum för miljö- och klimatvetenskap (CEC)

   Author : Elin Wällstedt; [2023]
   Keywords : Biomonitoring; human exposure effects; environmental exposure; fungicide; pregnancy; pregnant women; chlorothalonil; CHT; 4-hydroxy-chlorothalonil; 4-OH-CHT; Earth and Environmental Sciences;

   Abstract : Agricultural fungicides are extensively used for infestation control, resulting in residues of these compounds in food. Human exposure to environmental contaminants might occur via different routes, such as inhalation, skin contact, or ingestion. Exposure to several pesticides has been associated with adverse human health outcomes. READ MORE

6. 5. Challenges to using recycled High-density polyethylene materials for pipe manufacturing

   University essay from Lunds universitet/Centrum för miljö- och klimatvetenskap (CEC)

   Author : Lisa Erichs; [2023]
   Keywords : HDPE; Pressure pipe; Recycling; Properties; Earth and Environmental Sciences;

   Abstract : Recycling has become increasingly relevant to solve environmental problems related to the enormous amount of plastic waste. Recycling plastic has many environmental benefits, but it is challenging to find applications where recycled plastic can provide the same functionality as virgin plastic. READ MORE