Books


23-09-21
Effective cleaning of rust stained marble
Effective cleaning of rust stained marble Effective cleaning of rust…

Calcareous materials, like marble used in connection with cultural heritage objects such as statues and pedestals, or as wall facings on buildings, often show a brownish staining owing to contact with iron metal or iron-containing minerals in the stone.…

Calcareous materials, like marble used in connection with cultural…

Gratis
London
23-09-21
Recommended Lighting Kits for Photography
Recommended Lighting Kits for Photography Recommended Lighting Kits for…

If you follow some basic lighting principles, you can get impressive results from even the cheapest of motorcycle light combo kit. This is great news for businesses with smaller budgets or folks just starting out with video. As an experiment, we went to…

If you follow some basic lighting principles, you can get impressive…

Gratis
London
23-09-21
Understanding Pipe Fittings
Understanding Pipe Fittings Understanding Pipe Fittings

Pipe fittings are components used to join pipe sections together with other fluid control products like valves and pumps to create pipelines. The common connotation for the term fittings is associated with the ones used for metal and plastic pipes which…

Pipe fittings are components used to join pipe sections together with…

Gratis
London
23-09-21
Are Blankets the New Going-Out Accessory?
Are Blankets the New Going-Out Accessory? Are Blankets the New Going-Out…

From Sarah Jessica Parker’s monogrammed Burberry poncho to Norma Kamali’s Sleeping Bag Coat, fashion has long embraced blanket-inspired styles. During a time when most socializing takes place outdoors, would you wear one outside the house?     A weighted…

From Sarah Jessica Parker’s monogrammed Burberry poncho to Norma…

Gratis
London
23-09-21
Environmental impacts of wooden, plastic, and wood-polymer composite pallet: a life cycle assessment approach
Environmental impacts of wooden, plastic, and wood-polymer composite pallet: a life cycle assessment approach Environmental impacts of…

    Waste recycling is one of the essential tools for the European Union’s transition towards a circular economy. One of the possibilities for recycling wood and plastic waste is to utilise it to produce composite product. This study analyses the…

    Waste recycling is one of the essential tools for the European…

Gratis
London
22-09-21
Cotton Buds Making Business
Cotton Buds Making Business Cotton Buds Making Business

  Cotton Buds Making Business     The cotton swab making machine business is rapidly progressing in India. Cotton is the staple fiber made from the natural fibers of cotton plants. The cotton made from the genus Gossypium is primarily composed of…

  Cotton Buds Making Business     The cotton swab making…

Gratis
A Coruña
22-09-21
Basic electrical quantities: current, voltage, power
Basic electrical quantities: current, voltage, power Basic electrical quantities:…

Voltage and current are the cornerstone concepts in electricity. We will create our first mental models for these basic electrical quantities. We will also talk about power, which is what happens when voltage and current act together. The concept of…

Voltage and current are the cornerstone concepts in electricity. We…

Gratis
London
22-09-21
Preparation of activated carbon from biomass and its’ applications in water and gas purification
Preparation of activated carbon from biomass and its’ applications in water and gas purification Preparation of activated…

Due to its versatility and wide range of applications, activated carbon is widely used as contaminant removal media. Recent research have focused on enhancing the effectiveness of activated carbon by modifying their specific properties in order to enable…

Due to its versatility and wide range of applications, activated…

Gratis
A Coruña
22-09-21
Medical gloves in the era of coronavirus disease 2019 pandemic
Medical gloves in the era of coronavirus disease 2019 pandemic Medical gloves in the era of…

Medical gloves in the era of coronavirus disease 2019 pandemic     The current coronavirus 2019 disease (COVID-19) pandemic has greatly changed our perspective of the risk for infection from contact, and the use of personal protective devices (PPDs)…

Medical gloves in the era of coronavirus disease 2019 pandemic    …

Gratis
London
22-09-21
Solvent Recovery
Solvent Recovery Solvent Recovery

Solvent Recovery     Solvent recovery is a form of waste reduction. In–process solvent recovery still is widely used as an alternative to solvent replacement to reduce waste generation. It is attractive, like end–of–pipe pollution control, since it…

Solvent Recovery     Solvent recovery is a form of waste reduction.…

Gratis
London
22-09-21
Tubes and pipes in technical and everyday use
Tubes and pipes in technical and everyday use Tubes and pipes in technical…

Tubes and pipes in technical and everyday use     In the beginning was the hollowed-out tree trunk, one of the first capillary tube to be crafted by human hand. With a vast array of models in the plant world to inspire him, Homo sapiens had a much easier…

Tubes and pipes in technical and everyday use     In the beginning…

Gratis
London
22-09-21
All You Need to Know About Quartz Countertops
All You Need to Know About Quartz Countertops All You Need to Know About…

All You Need to Know About Quartz Countertops     Beautiful, durable, easy-care quartz is among the most popular countertop materials available—but it is pricey. If you’re considering quartz for your kitchen or bathroom, first get the 411 on this trendy…

All You Need to Know About Quartz Countertops     Beautiful, durable,…

Gratis
A Coruña
22-09-21
USB Power Delivery is the fastest way to charge iPhone and Android devices
USB Power Delivery is the fastest way to charge iPhone and Android devices USB Power Delivery is the…

USB Power Delivery is the fastest way to charge iPhone and Android devices     With the current generation of smartphones and their much faster processors and vivid, high-resolution displays, and always-on connectivity, demands on battery performance are…

USB Power Delivery is the fastest way to charge iPhone and Android…

Gratis
London
22-09-21
The best gaming chairs in 2021
The best gaming chairs in 2021 The best gaming chairs in 2021

The best gaming chairs in 2021     The best gaming chair is the perfect finishing touch to a modern PC gaming setup. It really will bring your whole desktop together and make it look supremely suave. Yet these gaming thrones are good for more than style…

The best gaming chairs in 2021     The best gaming chair is the…

Gratis
London
22-09-21
Useful information on External Gear Pumps
Useful information on External Gear Pumps Useful information on External…

Useful information on External Gear Pumps     A gear pump is a type of positive displacement (PD) pump. Gear pumps use the actions of rotating cogs or gears to transfer fluids.  The rotating gears develop a liquid seal with the pump casing and…

Useful information on External Gear Pumps     A gear pump is a type…

Gratis
London
22-09-21
Swelling kinetic study of poly(methyl vinyl ether-co-maleic acid) hydrogels as vehicle candidates for drug delivery
Swelling kinetic study of poly(methyl vinyl ether-co-maleic acid) hydrogels as vehicle candidates for drug delivery Swelling kinetic study of…

Swelling kinetic study of poly(methyl vinyl ether-co-maleic acid) hydrogels as vehicle candidates for drug delivery     This review highlights recent progress in the synthesis and application of vinyl ethers (VEs) as monomers for modern homo- and…

Swelling kinetic study of poly(methyl vinyl ether-co-maleic acid)…

Gratis
London
22-09-21
UChicago institute helps reassemble ancient, rare art from first to 6th centuries
UChicago institute helps reassemble ancient, rare art from first to 6th centuries UChicago institute helps…

UChicago institute helps reassemble ancient, rare art from first to 6th centuries     BAMIYAN, Afghanistan — Here is a reminder to someone with the initials A.B., who on March 8 climbed inside the cliff out of which Bamiyan’s two giant Buddhas were…

UChicago institute helps reassemble ancient, rare art from first to…

Gratis
London
22-09-21
How Fuel Injection Systems Work
How Fuel Injection Systems Work How Fuel Injection Systems…

How Fuel Injection Systems Work     In trying to keep up with emissions and fuel efficiency laws, the fuel system used in modern cars has changed a lot over the years. The 1990 Subaru Justy was the last car sold in the United States to have a carburetor;…

How Fuel Injection Systems Work     In trying to keep up with…

Gratis
A Coruña
18-09-21
How Do Air Compressors Work?
How Do Air Compressors Work? How Do Air Compressors Work?

How Do Air Compressors Work?     Air compressors are an invaluable tool for both industrial work and DIY at home, and there are several different types to choose from depending on the job you need doing. Air compressors have a number of uses, such as to…

How Do Air Compressors Work?     Air compressors are an invaluable…

Gratis
London
18-09-21
Recent trends and future of pharmaceutical packaging technology
Recent trends and future of pharmaceutical packaging technology Recent trends and future of…

  Recent trends and future of pharmaceutical packaging technology     The pharmaceutical package market is constantly advancing and has experienced annual growth of at least five percent per annum in the past few years. The market is now reckoned to be…

  Recent trends and future of pharmaceutical packaging technology    …

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Albacete