Essays about: "repellent"

Showing result 1 - 5 of 35 essays containing the word repellent.

  1. 1. Solar Panel Protectionfrom Birds and Land Animals

    University essay from Blekinge Tekniska Högskola/Institutionen för matematik och naturvetenskap

    Author : Omkar Siddeswar Tenali; Jyothish Chandra Narayana Sri Ranga; [2023]
    Keywords : Bird detection; Camera; Raspberry Pi; Speaker; Solar Panel.;

    Abstract : Context: Nowadays, there are many sources to generate electricity, but most of the resources used are not renewable. Among the renewable energies generated, solar power is one of the best. However, solar panels need to be protected from birds and other animals, which can cause damage. READ MORE

  3. 2. Varnishing of Fiber-based Closures

    University essay from Lunds universitet/Förpackningslogistik

    Author : Nisha Sunil David; [2023]
    Keywords : Varnishing; fiber-based closures; water-based spray coating; packaging; repulpability ; Technology and Engineering;

    Abstract : This research aims to investigate water-based varnishes and technologies to coat fiber-based closures to attain water barrier properties. To ensure recyclability the repulpability of coated and uncoated lids is tested. The research approach is exploratory. READ MORE

  4. 3. Yearly distribution and composition of per- and polyfluoroalkyl substances (PFAS) in Luleå wastewater treatment plant

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Moa Sjöberg; [2023]
    Keywords : PFAS; WWTP; Wastewater treatment; Consumer products; Precursors;

    Abstract : PFAS (per- and polyfluoroalkyl substances) are a large group of substances that are used in a large variety of products because of their unique water and dirt repellent properties. The substances are extremely persistent and can spread over large distances in groundwater, surface water, and in the air, which makes them an environmental and a health concern. READ MORE

  5. 4. Hawk-kite as a scaring method for avian pests in Kenyan rice fields

    University essay from SLU/Dept. of Ecology

    Author : Linnea Hollsten; [2023]
    Keywords : bird; crop; damage mitigation; pest control; repellent;

    Abstract : The human population is increasing globally, and so are the human-wildlife interactions and conservation conflicts. One source of conservation conflict is the crop damage caused by wildlife. Crop damage is negatively affecting farmers, but also the wildlife due to lethal methods used to reduce the damage. READ MORE

  6. 5. Automation of a rotating bed reactor for PFAS remediation

    University essay from Umeå universitet/Institutionen för fysik

    Author : Axel Martin; [2023]
    Keywords : Programming; automation; experimentation; optimization;

    Abstract : Properties such as being water and oil repellent and being heat resistant make per- and polyflouroalkyl substances (PFAS) useful in a wide range of products. Since they do not break down in the environment, PFAS pollution makes it way back into drinking water and seafood. READ MORE