Category: Items

  • How Big Are Atoms?

    How Big Are Atoms?

    How big are individual atoms? Atoms consist of a nucleus characterized by high density and a positive charge, surrounded by an electron cloud which carries a negative charge. They are very tiny and can only be observed under an advanced scanning tunneling microscope. Specifically, what is the size of individual atoms? The size of an…

  • The English translation of the title would be: “What fittings does a standard showerhead have?”

    The English translation of the title would be: “What fittings does a standard showerhead have?”

    When the shower head or shower hose in our bathroom gets broken, we often wonder if every product available on the market will be compatible. The question of what threads a standard shower head and hose have often pops up in our minds. Fortunately, this has been standardized, and practically all shower heads and hoses…

  • How does the aerator work and save water?

    How does the aerator work and save water?

    Perlator, also known as a small, round ring with a fine mesh inside that attaches to a faucet. How does it work and how does it contribute to water savings? The most important component of a perlator is the mentioned mesh. Because the water flows through many small openings, it becomes aerated. The water stream…

  • What thread sizes does a standard shower hose have?

    What thread sizes does a standard shower hose have?

    Shower hoses have standardized connection thread sizes. The vast majority of shower hoses have a 1/2″ inch by 1/2″ inch (1/2″ x 1/2″) thread size, meaning the size is the same on both ends. The same thread size is also found on shower hoses outlets in bathtubs and showers, as well as showerheads.

  • ‘How much does a złoty (1 zł coin) weigh?’

    ‘How much does a złoty (1 zł coin) weigh?’

    Parameters of Polish Coins Parameters such as diameter, alloy, and weight for Polish coins are regulated by the National Bank of Poland (NBP). The 1 złoty coin (popularly known as “złotówka”) is made of a cupronickel alloy with the designation MN 25. One złoty has a diameter of 23mm and weighs exactly 5.00 grams. In…

  • ‘How much does a 5 zł coin weigh?’

    ‘How much does a 5 zł coin weigh?’

    How much does the largest Polish coin, with a face value of 5 złoty, weigh? The dimensions, weight, and composition of Polish coins are defined by the National Bank of Poland (NBP). A single coin with a face value of 5 złoty weighs exactly 6.54 grams. Its diameter is 24 mm. How much would 1000…

  • ‘How much does a 2 zł coin weigh?’

    ‘How much does a 2 zł coin weigh?’

    How much does a 2-złoty coin weigh exactly? The weight and dimensions of Polish coins are precisely regulated by the National Bank of Poland. A single 2-złoty coin weighs exactly 5.21 grams. Its diameter is 21.5 mm.

  • How much does 50 grams weigh?

    How much does 50 grams weigh?

    How much does a single 50 groszy coin weigh exactly? The weights and dimensions of Polish coins in circulation are defined by the National Bank of Poland (NBP). A 50 groszy coin has a diameter of 20.5 mm and weighs exactly 3.94 grams. How much does 1000 zł in 50 groszy coins weigh? A 50…

  • ‘How Does a Diesel Engine Work?’

    ‘How Does a Diesel Engine Work?’

    Diesel engine, also known as a compression-ignition engine or self-ignition engine, derives its name from Rudolf Diesel (1858-1913), a German inventor who patented it. Unlike gasoline engines, Diesel engines do not require a spark provided by spark plugs to start. Instead, ignition occurs under the influence of compressed air, which generates high temperature. The most…

  • What are Easter eggs made of?

    What are Easter eggs made of?

    Kraszanki are also known as malowanki, byczki, or kroszonki. They are dyed eggs prepared for Easter. The name derives from “kraszenie,” which means dyeing. Traditional kraszanki have a solid color and do not have any patterns. The classical appropriate color is achieved by boiling the eggs in a broth with the addition of coloring plants,…

  • ‘How much does snow weigh?’

    ‘How much does snow weigh?’

    How much does snow weigh? The weight of a cubic meter of snow varies depending on how dense and compacted the cube of white powder is. It also partly depends on its moisture content. Weight of Snow How much does a cubic meter of snow weigh? The lightest is powdery snow, known as “first snow”…

  • Translate the title of the post into English: ‘A5 Format – dimensions of a notebook page?’

    Translate the title of the post into English: ‘A5 Format – dimensions of a notebook page?’

    Format A5 is the most popular format found in school notebooks. What are the dimensions of an A5 paper sheet in mm? 148 x 210 mm. A5 format – what are the paper dimensions in cm? 14.8 x 21 cm. A5 paper sheet – dimensions in inches? 5.83″ x 8.27″ A5 format – project dimensions…

  • ” How much does the iPhone 12, mini, pro, and pro max weigh? “

    ” How much does the iPhone 12, mini, pro, and pro max weigh? “

    How much do the latest Apple phones weigh – iPhone 12 in the standard version, as well as iPhone 12 mini, Pro, and Pro Max? How much does the iPhone 12 weigh? The iPhone 12 in the basic version weighs 162 grams. How much does the iPhone 12 mini weigh? The iPhone 12 mini is…

  • ‘iPhone 12 – Does it come with a charger in the package?’

    ‘iPhone 12 – Does it come with a charger in the package?’

    Does iPhone 12 come with a charger in the box? The latest generation of Apple phones, the iPhone 12, including the mini, pro, and pro max versions, are sold without a charger. The package includes a USB-C to Lightning cable, which can be used to charge the phone by connecting it to a USB-C port…

  • ‘Mercerized cotton – what is it?’

    ‘Mercerized cotton – what is it?’

    Some clothes have the inscription: mercerized cotton. Have you ever wondered what that means? The name comes from the surname of J. Mercer, who patented the mercerization process in 1850. Cotton is subjected to it. A solution of sodium hydroxide removes the material’s dull outer layer. As a result, cotton gains special properties. First of…

  • “Screenshots: iPhone – How to do it?”

    “Screenshots: iPhone – How to do it?”

    Screenshot – iPhone X, Xr, Xs, 11, 12 with Face ID? To take a screenshot on an iPhone with side buttons for volume up and power on the right side, press the volume up button and the side button simultaneously. Then release both buttons. The screenshot will appear at the bottom of the screen. You…

  • What is the difference between plasticine and modeling clay?

    What is the difference between plasticine and modeling clay?

    Plasticine and clay are plastic masses that may seem very similar, but in reality, they have many differences. Both can be kneaded and molded into various forms, but clay is slightly firmer. Plasticine is suitable for reuse. The shape once created can be changed and modified as desired. Unlike plasticine, clay undergoes thermal processing. It…

  • What is the gauge of railway tracks?

    What is the gauge of railway tracks?

    Have you ever wondered what gauge standard railway tracks have? It turns out that there are several standards depending on the country. The gauge of the tracks is given as the smallest distance between the inner surfaces of the rail heads, measured within the range of 0 to 14 mm from the top edge. What…

  • ‘How many diamonds are in the British Crown Jewels?’

    ‘How many diamonds are in the British Crown Jewels?’

    How many diamonds are there in the British Crown Jewels? The crown was created in 1937 with great precision by the jeweler Garrard & Co. It is used only during the most important State ceremonies in the United Kingdom. The crown contains a large number of gemstones, such as rubies, emeralds, sapphires, pearls, and most…

  • ‘PCV, PCW or PVC? Which name is correct?’

    ‘PCV, PCW or PVC? Which name is correct?’

    The names PVC, PWC, or PCV refer to the same type of synthetic material, which is polyvinyl chloride. It is one of the most popular materials used in construction and beyond. PVC windows, for example, are well-known. While the international name PVC is an abbreviation for polyvinyl chloride in English, and PCW stands for polichlorek…

  • What is the difference between a diamond and a diamond?

    What is the difference between a diamond and a diamond?

    It may seem that a diamond and a brilliant are no different from each other and are names for the same stone, but is that really the case? A diamond is an incredibly rare mineral that occurs naturally in nature. The stone is considered the hardest natural substance. A brilliant, on the other hand, is…

  • What is the diameter of a CD/DVD disc?

    What is the diameter of a CD/DVD disc?

    What diameter does a CD and DVD have? It was developed in 1980. Since around 2000, optical discs have been the most popular data storage medium. However, in recent years, they have greatly declined in popularity and are being used less frequently. One example of this change is that CD drives are no longer standard…

  • ‘How much does a gold bar weigh?’

    ‘How much does a gold bar weigh?’

    Some time ago there was quite a buzz about a competition in which anyone who could hold a gold bar with just two fingers could take it home. Of course, no one managed to do it. There must have been a catch, but let’s start by discussing how much a gold bar weighs. The most…

  • “Gold Bar – How Much is it Worth?”

    “Gold Bar – How Much is it Worth?”

    How much is a gold bar worth? First, we need to determine how many ounces an average and most commonly encountered gold bar has. The most popular gold bars, according to the “Good Delivery” standard, weigh 400 ounces. Next, knowing the weight, we need to check the price of one ounce of gold as of…

  • Why does a fork have four tines?

    Why does a fork have four tines?

    First of all, not every fork has four prongs – there are also forks with two or three prongs, used for different types of food according to the rules of etiquette. A three-pronged fork is still sometimes used for everyday meals, such as salads or fish. A four-pronged fork is currently considered the standard for…

  • “Can You Drive on Winter Tires in the Summer?”

    “Can You Drive on Winter Tires in the Summer?”

    While changing tires from summer to winter seems like a necessity before snowfall and slush on the roads, many drivers do not opt for changing their tires in the opposite direction. However, changing tires from winter to summer in the spring is a necessity! Above all, it is about safety – braking distance significantly increases…

  • What is microfiber?

    What is microfiber?

    Many household textiles are made of microfiber. But have you ever wondered what lies behind this mysterious name? Microfiber is a type of microfiber that consists of extremely thin polyester and polyamide fibers. The resulting fibers are even a hundred times thinner than human hair. It is this thin weave that makes the material incredibly…

  • How many sheets of paper (A4) can you get from one tree?

    How many sheets of paper (A4) can you get from one tree?

    How many sheets can be obtained from one tree? The answer to this question is not definitive and depends, of course, on the size and type of tree. Let’s take a popular pine tree as an example – this type of tree is most commonly used for paper production. On average, pine trees grow to…

  • ‘Single-Light Lamp – What Is It?’

    ‘Single-Light Lamp – What Is It?’

    Have you ever come across the term “single light lamp” when choosing lighting? At first, the name may seem somewhat enigmatic, but it simply means a lamp with one light source. Similarly, “two-light lamps” or “five-light lamps” would signify models with three and five light sources, respectively.

  • What are imperial units (imperial system of measurements)?

    What are imperial units (imperial system of measurements)?

    The British system of measurement is referred to as imperial units. Unlike in most parts of the world where meters and kilometers (unit of length), liters (unit of volume), and grams (unit of weight) are used, in the United Kingdom, the following are used: yards and miles, gallons and pounds. Imperial units were widely used…