Dirk's Blog

  Laundry Dryer Please remember the following information about the history and safety considerations of clothes dryers: George T. Sampson is often credited with receiving the first US patent for an electric dryer in 1892. He refined the drying process by using suspension rods over a stove. Pochon, a French inventor, created the first hand-cranked dryer. During the Crimean War, English inventor Angela Georgina Burdett-Coutts developed a successful clothes dryer machine. Henry W. Altorfer invented and patented an electric clothes dryer in 1937. In 1938, J. Ross Moore and the Hamilton Manufacturing Company invented an automatic clothes dryer that uses an interior drum. Bendix Home Appliances invented the first completely automatic clothes washer in 1937 and the first washer-dryer combination unit in 1953. Since then, dryers have become a normal part of washing clothes, with various designs and features. Clothes dryers are convenient and time-saving, but they also come with some safet...

  Laundry Washer Jacob Christian Schäffer, a German, is credited with inventing the first washing machine in 1767. Since then, washing machines have undergone significant changes in their design and functionality. Over the centuries, there have been several key developments in the evolution of washing machines. Before mechanical washing machines were invented, laundry was usually done by hand. People washed their clothes by scrubbing them on washboards or beating them against rocks to remove the dirt. However, the first step towards mechanized washing came with the invention of hand-cranked drum machines in the 18th century. These machines had a drum or a cylinder that could be rotated manually, which helped to agitate and clean clothes. The late 19th and early 20th centuries saw the introduction of electric-powered washing machines. These early electric models still had agitators, which are central posts that move the clothes around in the drum during the cleaning process. The agi...

  Dishwasher Josephine Garis Cochrane (1839-1913) is widely known as the inventor of the first dishwasher, which was a groundbreaking achievement in 1886. She patented it and marketed it through her company, the Garis-Cochran Dish-Washing Company. Her dishwasher's success was evident at the 1893 World's Fair, where she received an award for its "best mechanical construction, durability, and adaptation to its line of work." Cochrane's inspiration for creating the dishwasher came from her own experiences as a household manager with her husband, William. She was fed up with her best china getting chipped by hired help during her domestic chores, so she set out to find a solution. Although Cochrane is often credited with inventing the dishwasher, it's important to note that the dishwasher's history dates back to 1850 when Joel Houghton patented the first dishwasher. Houghton's wooden box-style dishwasher featured a hand-turned wheel to splash water on dish...

  Oven/Range The modern concept of the oven has been around since 1490 when the first recorded oven was constructed in Alsace, France. It was made of brick and tile. Later on, Robert Yeaman invented the oven to simplify and expedite the cooking process. In the 1920s, electric ovens emerged and began competing with gas ovens. They were designed to heat a chamber and place food inside, allowing for temperature regulation and even cooking. Today, Whirlpool offers nine different types of ovens to cater to various kitchen needs. Here is a glimpse into some of these types: - Range Ovens: Freestanding ranges are versatile appliances with a built-in backsplash. Slide-in ranges are designed for a seamless built-in appearance. Double oven ranges have two separate oven spaces for simultaneous cooking at different temperatures. - Wall Ovens: Single wall ovens are compact and versatile, while double wall ovens offer two equally-sized oven cavities for ample cooking space. - Gas Ovens: Ideal for...

  Building a Home Office When designing a home office, detailed strategic planning is crucial for both comfort and productivity. I personally use my office every day, anywhere from 2 to 8 hours, so having a space that supports long working hours is important. This is where I manage my emails, phone calls, and texts, all within an environment that’s nearly free of distractions. To achieve this, I’ve taken specific steps to optimize the space. First, I insulated the walls to reduce noise and ensure that I can focus, even with a busy household around me. I also installed a solid, custom-built door that helps further block out noise and distractions. My desk was custom-built to fit my specific work needs, including enough surface area for my computer, paperwork, and other essentials. Surrounding me are my certifications and achievements, which not only personalize the space but also serve as reminders of my professional growth. Lighting was another critical consideration. I strategical...

  Refrigerator Household appliances have revolutionized our daily lives and the refrigerator is the most frequently used among them. In 1834, Jacob Perkins created the first functional refrigerator using vapor compression technology, earning him the title "father of the refrigerator". However, the roots of refrigeration can be traced back to William Cullen in 1756, who proposed using a pump to create a partial vacuum over a container of diethyl ether that would absorb heat and expel it elsewhere. Although Oliver Evans laid out the blueprint in 1805, it wasn't operational. John Gorrie constructed a refrigerator based on Evans' design in 1844 to produce ice for cooling the air for yellow fever patients. In 1876, Carl von Linde patented an improved method of liquefying gases, further advancing refrigeration. Albert T. Marshall patented the first household refrigeration device in 1899. Ice boxes, resembling modern-day coolers, date back to 1000 BC and persisted until the ...

  Carbon Monoxide According to the Centers for Disease Control and Prevention (CDC), over 100,000 individuals in the United States visit emergency rooms due to accidental carbon monoxide (CO) poisoning every year, with over 14,000 of them requiring hospitalization. Unfortunately, at least 420 people lose their lives due to accidental CO poisoning annually. Joseph Priestley (1733-1804) is credited with discovering carbon monoxide. He discovered that this compound is different from carbon dioxide between 1772 and 1799. We measure the concentration of this gas in Parts Per Million (PPM) to determine safe and non-safe levels. Carbon monoxide is lethal because it interferes with the body's ability to transport oxygen. When you breathe in air, oxygen molecules attach to hemoglobin in your red blood cells, allowing them to be transported to cells and tissues throughout your body. However, carbon monoxide has a higher affinity for hemoglobin than oxygen, which means that it will bind to he...

  Ceiling Fans Explained Ceiling fans have a significant impact on the way we perceive the temperature of a room. They don't actually change the temperature, but they circulate the air around us, creating a cooling or warming effect. This can make us feel more comfortable without having to adjust the thermostat, which can save money on energy bills. During the summer months, it's best to set your ceiling fan to rotate counterclockwise. This creates a wind-chill effect that pushes cool air down and helps to distribute it evenly throughout the room. You can also use the fan to keep a specific area cool, like a seating area or a bed. In the winter, you can set the ceiling fan to rotate clockwise. This helps to push warm air down from the ceiling, which can be especially helpful in rooms with high ceilings. By doing so, you'll be able to feel warmer without having to turn up the heat. The electrically powered ceiling fan was invented in 1882 by Philip Diehl. He adapted the elec...

  Conduction, Convection, and Radiation Heating (Embellished) There are three ways that heat energy transfers: conduction, convection, and radiation. Conduction happens when two objects are in direct contact with each other. Convection happens when fluids move around. These types of heat transfer happen every day, both from the sun and from the Earth. Conduction is when heat moves through objects like solids, liquids, and gases. When particles are close together, heat energy travels from where it is hotter to where it is cooler. This happens mostly in solids, where the particles are closest together. *For example, when you touch a hot metal spoon in a pot of boiling water, the heat moves from the metal to your hand. This is conduction. Convection happens when heat moves through fluids like liquids and gases. When heat is applied to a fluid, the particles move faster and the fluid becomes less dense. The warmer, less dense fluid rises, and the cooler, denser fluid sinks. This create...

  Ohm's Law Explained (a little) 3/4/2024 https://dphomeinspectionfl.com/f/ohms-law-explained-a-little There are three parts to a circuit, its flow, pressure, and resistance. This is described as Flow- Amps "Amperage" Pressure - Volts "Voltage" Ohms is the Resistance. This energy created is wattage. Confused yet? Volts (V): Volts are like the "pressure" pushing electric charges through a wire. It's the force that makes electricity flow. Think of it as the power source, similar to the pressure in a water hose. Amps (A): Amps measure how much electricity is flowing. Imagine amps as the amount of water flowing through the hose. More amps mean more electricity moving through the wire. Ohms (Ω): Ohms represent the resistance that tries to stop the flow of electricity. Picture it like a narrow part of the hose – higher ohms mean more resistance, making it harder for electricity to pass. Wattage (W) : .Wattage is a measure of electrical power. It tells yo...

Wired Up! Ensuring the proper selection of wire and its size is a critical aspect of both personal safety and the well-being of connected equipment. When examining wires, it's essential to meticulously identify the material, whether copper or aluminum, inspect contact points, and carefully consider the wire gauge. A crucial factor in this evaluation is acknowledging the impact of the wire run's length on voltage, known as voltage drop. To illustrate, if a 14-gauge wire is utilized over a distance exceeding 500 feet, the resulting voltage loss is approximately 1.86. Consequently, the voltage at the end of the run diminishes to 108 volts, posing a potential risk of damaging electrical components. Online calculators are valuable tools in simplifying these calculations. Understanding wire gauge complexity arises as the required thickness is contingent on the distance the wire needs to cover. Furthermore, specific AMP breakers and fuses adhere to minimum standards outlined in the NE...

  Attic Ventilation It's not a good idea to open up your attic in your garage, and here's why: 1. Firstly, it isn't a firebreak. Additionally, if the underside of the attic access doesn't have sheetrock or metal, we need to avoid it. 2. Fumes can get trapped inside your attic space, which can lead to spontaneous combustion. 3. The attic is designed to allow proper heat and air flow, so that it can breathe properly and release heat. Leaving the attic propped open will disrupt the airflow, causing extra heat to build up inside the attic space and mess up the ventilation system. An attic needs to have proper ventilation, and this must be taken into account before a home is built. The standard calculation is to have one square foot of ventilation for every 300 square feet of ceiling space. Most modern passive systems work by drawing in cooler air from the soffit and expelling hot air out of the ridge vent at the top of the roof. In older homes, gable vents were used on each...

  Foundations 2/12/2024 Job 4:19 "How much more those who live in houses of clay, Whose foundation is in the dust, Who are crushed before the moth!" The foundation is the initial stage of any building construction. It is the base that supports the entire structure, and it can either limit the potential for future expansion or enable us to expand further. In a broader sense, a foundation can refer to the underlying principles, ideas, or concepts upon which something is built or established, such as history. Having a strong educational foundation is crucial for success in any field of specialization. A good education provides a firm basis upon which we can build our knowledge and develop our skills. The structural foundation of a building is critical to ensure that it stands straight and tall, much like a tree with a solid root system. A well-built foundation helps to anchor a structure in place, preventing it from leaning or moving. When building a foundation, it is essential ...

  Saving Money 2/5/2024 Saving money on utilities is a smart way to reduce your monthly expenses. Here are some practical tips to help you save on your utility bills: - Energy-Efficient Appliances: Invest in appliances with the ENERGY STAR label that are energy-efficient. They consume less energy and can significantly reduce electricity costs over time. - LED Lighting: Replace traditional incandescent bulbs with energy-efficient LED bulbs. They last longer and use less electricity. Remember to turn off lights when not in use! - Unplug Devices: Unplug electronic devices and chargers when not in use to prevent "phantom" energy consumption. Some people switch off circuit breakers when they are not in the room. - Seal Leaks: Seal gaps and cracks in windows, doors, and walls to prevent drafts. This helps maintain a consistent temperature inside your home, reducing the need for excessive heating or cooling. Close doors to unused rooms. - Programmable Thermostats: Use programmable t...

  Low Voltage 1/29/2024 Low voltage refers to electrical systems or devices that operate at a voltage level lower than the standard voltage provided by power utilities for general household or industrial use. In most contexts, low voltage typically refers to systems that operate at 50 volts (V) or less. Common examples of low-voltage systems include those running at 12V, 24V, or 48V. The main differences between low-voltage and standard (or high) voltage systems lie in their applications, safety considerations, and the level of electrical potential they carry. Here are some key distinctions: Applications: Low Voltage: Low-voltage systems are commonly used for various applications, such as lighting, security systems, doorbells, thermostats, telecommunications, and electronics like computers and audio-visual equipment. High Voltage: High-voltage systems are employed for power distribution over long distances, in industries, and for running appliances that require a higher electrical ...

  CMI Certified Master Inspector 1/22/2024 Home inspectors are professionals who assess the condition of residential properties to provide information about their structural integrity, systems, and overall safety. The Certified Master Inspector designation is often granted by a certifying organization or association that sets certain standards and requirements for inspectors to achieve this level of certification. The criteria for becoming a Certified Master Inspector may include a combination of education, experience, and adherence to a code of ethics. It's important to note that the specific requirements and criteria for becoming a Certified Master Inspector may vary depending on the certifying organization. One well-known organization that provides this designation is the International Association of Certified Home Inspectors (InterNACHI). InterNACHI, for example, requires inspectors to meet specific education and training requirements, complete a certain number of inspections, ...

  Why Hire an Electrician? 1/15/2024 It is generally advisable to hire a professional electrician instead of attempting electrical work yourself, for several reasons. Here are three key reasons: 1. Safety: Electrical work can be dangerous. Without the proper knowledge and experience, there is a significant risk of injury or even death. Electricians undergo extensive training to understand the complexities of electrical systems, safety protocols, and proper handling of tools and equipment. They are familiar with local building codes and regulations, ensuring that the work is done safely and up to code. Attempting electrical work without the necessary expertise can lead to electrical shocks, fires, or other hazardous situations. 2. Code Compliance: Electrical work is subject to building codes and regulations to ensure the safety and functionality of electrical systems. Professional electricians are well-versed in these codes and stay updated on any changes. Hiring a licensed electric...

  On-Demand or Tankless Water Heaters 1/18/2024 Over the years, tankless water heaters have gained popularity due to their unique advantages and flexibility in installation. These systems are more energy-efficient than traditional water heaters as they only heat water when it's needed, which results in less energy wastage. This feature can lead to significant savings on energy bills, making them an excellent choice for those looking to reduce their utility bills. Moreover, tankless water heaters have a longer lifespan, with routine maintenance, they can last up to 20 years. This is because tankless water heaters don't have a tank, which means there's no risk of rust and mineral buildup, which can cause traditional water heaters to fail. However, despite their advantages, there are a few minor drawbacks to consider. For example, tankless water heaters can be more expensive to purchase and install than traditional water heaters. They also require routine maintenance like trad...