ouopio13

Bitcoin mining is the process by which new bitcoins are entered into circulation; it is also the way that new transactions are confirmed by the network and a critical component of the maintenance and development of the blockchain ledger. “Mining” is performed using sophisticated hardware that solves an extremely complex computational math problem.…[Leggi tutto]

Flow meters are classed as volumetric or inferential, the latter term referring to meters that determine velocity from other variables such as pressure differences across a device such as an orifice plate. There is a large variety of flow measurement device, using numerous physical principles. Full discussion of the whole range of flow measurement…[Leggi tutto]

Many hospitals have implemented policies to restrict or ban the use of devices made of natural rubber latex (NRL) in healthcare as precautionary measures against the perceived risk of NRL allergy. Changes in glove technology, progress in measuring the specific allergenic potential of gloves and a dramatic decrease in the prevalence of NRL…[Leggi tutto]

A new humid air humidifier was designed and built. It is composed with two identical stages. The condensation is achieved on vertical tubes. Many configurations are tested. A thermodynamic model has been established. This model predicted the performances of each stage. The results showed that the flow rate of pure water produced by…[Leggi tutto]

With its jewel-like tapioca pearls, iconic fat straws and a full rainbow of colour choices, bubble tea seems made for the Instagram generation. But in fact, this photogenic thirst-quencher has been around since the 1980s. It was first invented in Taiwan, and has been popular in many East Asian countries ever since, while in the West, it remained…[Leggi tutto]

Many surgeons will have encountered the scissors that would not cut, and the artery clip that comes off in a deep difficult location, but it would be reasonable to assume that new instruments should be of assured quality. This study reports the surprising findings of a local quality control exercise for new instruments supplied to a single…[Leggi tutto]

In the fight against the coronavirus disease 2019 (COVID-19) pandemic, an old weapon has re-emerged [1]. More than a century after Niels Finsen won the 1903 Nobel Prize for discovering that ultraviolet (UV) light could kill germs [2], UV light is surging in popularity as a method for disinfecting hospital rooms and other public spaces.

Xenex is…[Leggi tutto]

Showers have taken a central role in today’s bathroom design, with some people even choosing to leave the tub out of their bathroom renovation in favor of a larger shower. There is no one-size-fits-all shower, and likewise bathroom shower door come in a variety of styles and sizes to suit any design and budget. Glass shower doors and e…[Leggi tutto]

However, such ingredients offer secured availability as nutritionally and health-related optimal raw ingredients. Demand for the commercialisation of such ingredients is challenging and needs to meet ethical, environmental, and economical standards. Thus, the feed industry is seeking alternative natural ingredients that will promote growth whilst…[Leggi tutto]

Nature has always been, and still is, a source of foods and ingredients that are beneficial to human health. Nowadays, plant extracts are increasingly becoming important additives in the food industry due to their content in bioactive compounds such as polyphenols [1] and carotenoids [2], which have antimicrobial and antioxidant activity,…[Leggi tutto]

For CNC machining projects, aluminum is one of the most popular material choices due to its desirable physical properties. It is strong, which makes it ideal for mechanical parts, and its oxidized outer layer is resistant to corrosion from the elements. These benefits have made aluminum parts common across all industries, though they are…[Leggi tutto]