Coke is a grey, hard, and porous coal-based fuel with a high carbon content and few impurities, made by heating coal or oil in the absence of air—a destructive distillation process. It is an important industrial product, used mainly in iron ore smelting, but also as a fuel in stoves and forges when air pollution is a concern.
Coal gas is a flammable gaseous fuel made from coal and supplied to the user via a piped distribution system. It is produced when coal is heated strongly in the absence of air. Town gas is a more general term referring to manufactured gaseous fuels produced for sale to consumers and municipalities.
HEPA filter, also known as high-efficiency particulate absorbing filter and high-efficiency particulate arrestance filter, is an efficiency standard of air filters.
An air purifier or air cleaner is a device which removes contaminants from the air in a room to improve indoor air quality. These devices are commonly marketed as being beneficial to allergy sufferers and asthmatics, and at reducing or eliminating second-hand tobacco smoke.
Induction cooking is performed using direct electrical induction heating of cooking vessels, rather than relying on indirect radiation, convection, or thermal conduction. Induction cooking allows high power and very rapid increases in temperature to be achieved: changes in heat settings are instantaneous.
Ringier AG is a media group in Switzerland, founded in 1833 in Zofingen and based in Zürich. The current strategy is based not only on media but also on e-commerce and entertainment. It has a yearly income of approximately 1000 million CHF and around 6,400 employees in nineteen countries.
Stiebel Eltron is a company based in Holzminden, Germany, that manufactures central heating products such as heat pumps. The UK office was set up on the Wirral Peninsula in 2008. The company dates back to 1924 in Berlin, when Dr. Theodor Stiebel founded Stiebel Eltron. Today it is a green energy low carbon specialist manufacturing ground, air and water source heat pumps. It further produces ventilation and air conditioning and systems technologies. It has a worldwide turnover of €700 million and employs 4000 staff.
BayWa AG is an internationally active group headquartered in Munich, Germany. Originally founded to support domestic agriculture, the company expanded its activities to the construction and energy sectors. BayWa is represented in more than 50 countries through its subsidiaries and holdings. The shareholder structure is still determined by the cooperative sector, which has shaped the corporate culture since its founding.
Automotive air conditioning systems use air conditioning to cool the air in a vehicle.
The Eberspächer Group of Companies is a privately owned international automotive supplier, headquartered in Esslingen am Neckar, Germany. Customers include almost all major manufacturers of passenger cars and commercial vehicles. It is one of the leading system developers and suppliers of exhaust technology, vehicle heaters and air-conditioning systems worldwide and is also involved in automotive electronics for electronic networking in the vehicles.
Manfred Gustav Raupp is a German agricultural scientist and economist. He is honorary professor of the Czech University of Life Sciences Prague active in the Department of Agricultural Research and International Management. He is a member of the management team of the EU research project Biofector as a specialist in agricultural- and biological-informatics, responsible for training and information.
Michael Pieper is a Swiss billionaire businessman, the owner of the kitchen appliance manufacturer Franke, through his Artemis Group holding company. As of October 2021, his net worth was estimated at US$4.8 billion.
HeiQ is HeiQ Group. The mother company of the group is a Swiss specialty chemistry company, HeiQ Materials AG, headquartered in Zurich, Switzerland. It was founded in 2005 as a spin-off of Swiss Federal Institute of Technology Zurich (ETH).
Xiaomi Smart Home Products are products released by third-party manufacturers who have partnered with Xiaomi. These products are managed by Xiaomi Home app.
Molekule is a science and technology company headquartered in San Francisco. It designs and manufactures air purifiers that use photoelectrochemical oxidation (PECO), a technology that the company claims may be useful against chemicals, microbes, allergens, and other forms of air pollution. The devices were found to be ineffective by The Wirecutter in independent product tests, and Consumer Reports ranked Molekule as the third lowest in a 2019 test of 48 air purifiers. The Better Business Bureau asked Molekule to stop a range of claims the company made about the effectiveness of its devices. The company's research and development takes place at the University of South Florida campus and started shipping to Canada, India and South Korea in 2020.
Mechanical filters are a class of filter for air-purifying respirators that mechanically stops particulates from reaching the wearer's nose and mouth. They come in multiple physical forms.
Leonteq AG is a Swiss company founded in 2007 and headquartered in Zurich. It is specialized in structured financial products and in insurance products in the sector of finance and technology. It is an issuer of its own products, as well as a partner of other finance companies.
DYNAS is a dynamic analog filtering and tuning technology to improve the reception of FM radio broadcasts under adverse conditions.
GPS Air, formerly Global Plasma Solutions, is an indoor air quality company based in the United States that provides air conditioning and other air quality technologies for commercial and industrial buildings with a focus on using "needlepoint bi-polar cold plasma". The company produced room air quality products designed for schools, among other indoor locations, and after the outbreak of the COVID-19 pandemic thousands of schools purchased their products for preventing viral outbreaks.
