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Hydrogen : As a future energy source
(2020)
This thesis asks the question of whether hydrogen is a viable source of energy to replace fossil fuels. Hydrogen is a zero-carbon energy source as it only releases heat and water. It is also the most abundant element ...
Preparation and application of biochar
(2021)
Biochar is a material with high carbon content formed by the pyrolysis of biomass at low temperature under anoxic or anaerobic conditions. It is the product of resource utilization of agricultural waste. The application ...
Analysis of impurities in sulfuric acid derived from smelting industry
(2023)
A crucial position is held by sulfuric acid as a fundamental chemical compound widely utilized in various industries, which highlights the paramount importance of maintaining its purity. In this thesis, the deleterious ...
Circular economy of paper industry in Finland
(2022)
Paper has been around for decades. The area of its use is increasing due to its recyclability and sustainability. Excessive plastic pollution has been pushing toward banning single-use plastic products, whereas paper ...
Gutter oil, bio-diesel and bio-diesel produced from gutter oil
(2021)
The rapid development of national economy and the growth of population promote the rapid development of energy. The rapid development of energy will lead to serious energy problems and environmental pollution. The development ...
Effective photocatalytic waste water treatment system using metal oxides semiconductors : A review
(2021)
Life is not possible without water. Worldwide, there is an urgent need for clean and safe water. This review presents the principles and mechanisms underlying heterogeneous photocatalysis, and its applications in wastewater ...
Recycling of household waste
(2021)
The recycling and disposal of household waste is very important in the current era of rapid devel-opment. Many countries are in a leading position in the field of waste recycling, such as Sweden's detailed waste classification ...
The advantages and disadvantages of EU carbon trading
(2023)
To solve the problem of greenhouse gas emissions, the European carbon emissions trading system was born in the era of European carbon emission reduction. It is the world 's largest carbon emissions trading market. First ...
Activated carbon for formaldehyde capture in new buildings
(2023)
Over time, formaldehyde and activated carbon are well known in daily life, and everyone can always be exposed to relevant derivatives. After you decorate a new building, it will always be wary of for-maldehyde exceeding ...
Solutions to environmental pollution caused by petrochemical industry
(2023)
With the rapid development of social economy, human society has become increasingly dependent on energy. Petroleum occupies the most important position in energy, so the pollution of petrochemical industry to the environment ...