Bob and Leslie of the Washington Township Fire Department demonstrate how to choose the right fire extinguisher for your home. Fire extinguishers come in a large range of sizes so be sure to choose one that you can easily handle. If it’s too heavy you won’t be able to use it properly. Fire extinguishers are labeled according to the type of fire they are used on. A is for ordinary combustibles such as wood or paper; B is for flammable liquids such as gas, grease or oil; and C is for electrical...
Lighten up your office with this quick and easy prank. You Will Need
In the age of digital cameras and instant gratification, make the simplest camera ever invented using just a light proof box, a hole, and paper. Check out this Howcast video tutorial on how to make a pinhole camera.
One day, your car may break down and you won't be able to afford to hire a mechanic, so what do you do... you look on the web for some how-to vehicle repair videos and become your own car mechanic, that's what. You don't need any advanced training to perform repairs and simple maintenance on your automobile, but you may need a few tools. Invest in the basic tools and you'll be prepared for just about any car malfunction you can think of. These tutorials will help get you on your way, as long ...
After months of waiting, the iPhone 11 is here. At an event in Cupertino, Apple unveiled the iPhone 11, 11 Pro and 11 Pro max. You probably have a lot of questions after reviewing the specs sheet, including wanting to know more about the IP68 rating that all three phones have. We're here to clarify.
Waking up your Apple Watch to see "your heart has shown signs of an irregular rhythm suggestive of atrial fibrillation" might come as a shock. While your watch can send you warnings if it detects a fast or low heart rate, those messages are pretty vague, while the abnormal arrhythmia alert can downright scary. So what should you do if you receive one of these AFib notifications?
They're finally here. Apple announced three new iPhone models at their "Gather Round" event in Cupertino, and they're all absolutely gorgeous phones. With bezel-less screens and polished titanium edges, the iPhone XS, XS Max, and XR are truly marvels of engineering — but perhaps the most impressive design feat Apple pulled off is the fact that two of these models are rated IP68 under the IEC standard 60529.
The day has finally arrived — Samsung has unveiled the Galaxy S9 and S9+. Apart from minor upgrades, the two might not appear to be much different from last year's S8 and S8+, but that's not necessarily a bad thing. One feature that hasn't changed is the Galaxy's IP68 water-resistance rating. That's a great score, but it begs the question — what does that number really mean?
Not to be outdone by Apple and it's new line of flagship phones, Google has followed suit and finally announced the followup to their highly regarded Pixel line of handsets — the aptly named Pixel 2. Thankfully, the tech giant has also joined in on the trend towards more durable devices, and has engineered both the Pixel 2 and Pixel 2 XL to have a rating of IP67 under the IEC standard 60529.
In case you didn't catch the big event in Cupertino, Apple just unveiled two of the most cutting-edge phones ever made — the iPhone 8 and the iPhone X. Out of the many glorious specs that were rattled off on stage, one stands out for being just a little confusing: Both models are rated IP67 under the IEC standard 60529.
Welcome back, my greenhorn hackers! Sometimes, we don't have a specific target in mind, but rather we are simply looking for vulnerable and easy-to-hack targets anywhere on the planet. Wouldn't be great if we had a search engine like Google that could help us find these targets? Well, we do, and it's called Shodan!
Mixing water and electricity is extremely risky and potentially lethal, yet that's exactly what I did with the Scariac. In its simplest form, the Scariac is just a glorified version of two wires in a bucket of water, but it's actually one of the cheapest power controllers you can make.
Last time, I showed how to start putting together an AC arc welder from scavenged microwave parts, focusing on the transformer modifications. Now, I'll show you how to finish up your DIY stick welding machine by fixing up the electrical system and performing the finishing touches.
A ceiling fan is a cheap, economical way to add some nice air into your home during the hot summer months. They're easy to install and can actually save some money. So in these videos, you'll find out how to easily install a ceiling fan in your home today. Remember, you will be messing with electrical wires so be safe and wear the right equipment. Good luck and enjoy!
Starting with the cooling head you are going to have many different screws that could require a screw or a hex. After the screws are removed you can easily lift the cooling head from the engine. The plate underneath should pop right off along with the sleeve and the shim. Make sure you keep the sleeve and shim together. The starter will off once the screws are removed for it as well repeat the process for the backplate. Rotate the piston and this will allow you to pop the sleeve off. To remov...
Use the tread on wire-nut, to create a mold for mini clay cupcakes. Usually used for joining together electrical wires, the repeated lines of the wire-nut will here be used to form the ridges expected on a cupcake bottom. Press the wire-nut into a small piece of clay to form a depression just as big as you want your finished cupcake to be. Bake in the oven to solidify into a mold. Dab the dried mold with a bit of cornstarch or baby powder; this will prevent fresh clay from sticking to it too ...
This video details how to set up a generator to provide back-up power for a home or business. Generators are the ideal emergency power solution for a home or business, generators can automatically transfer the power load from the utility power line to the generator when an outage occurs. To make sure the generator is always ready, generators can self run weekly and perform self diagnostics so maintenance issues are minimized or eliminated. When planning to use a portable generator, it should ...
GFI stands for Ground Fault Interrupter and is used in areas that have water. The first thing you should do before replacing anything electrical is shut off the power in the area you are working. When you remove the old outlet, you will notice a series of wires going into the bottom of the outlet and a series of wires coming out of the top. What is happening here is that the power is coming in from the bottom and then going out through the top. The reason for this is if something trips the fa...
This is a simple video guide that shows you how to install electric underfloor heating cables. 1. Measure the area to order right heater for the room.
Learn how to make and use a hydroponic seed starter to produce seedlings with this video tutorial. This is a very easy setup to make. Start with a basic metal shelving unit. Hang florescent lights above each of the shelves on the shelving unit. Make sure the lights are balanced for day time. Put a plastic container on each shelf that is about the size of the shelf and tall enough for the rim to sit just below the florescent light tubes. You will need some pecks tubing and some plastic clamps....
Let's see how to make old fashioned lemonade. This will be a great entertainer on a hot summer day.
Worried about your baby or toddler either wrecking or wrecking themselves in your home? Baby proofing time! Make sure your house is safe and secure for your child when they start exploring their turf.
Getting a pro to replace a broken thermostat can be costly, but if you pay close attention, you can learn how to replace it yourself.
About a quarter of a million homes sustain damage from broken pipes every winter. Here's how to avoid a similar fate. Watch this video to learn how to prevent pipes from freezing.
Watch this video tutorial to learn how to clean a toaster. The secret to good toast is keeping your toaster clean, and it only takes a few minutes of your time.
A few handy tricks can turn your school cell into a cozy suite. You Will Need
One day, your car may break down and you won't be able to afford to hire a mechanic, so what do you do... you look on the web for some how-to vehicle repair videos and become your own car mechanic, that's what. You don't need any advanced training to perform repairs and simple maintenance on your automobile, but you may need a few tools. Invest in the basic tools and you'll be prepared for just about any car malfunction you can think of. These tutorials will help get you on your way, as long ...
Nosebleed or the official term is epistaxis is bleeding from the nasal cavity. Nose bleeds are very common and are often caused by dry air, illness, or trauma. Learn more about the causes, symptoms and treatments of nose bleeds in this medical how-to video.
See these videos on making an eco-friendly home. Earthships are a passive solar home made of natural and recycled materials. They are thermal mass construction for temperature stabilization. The renewable energy & integrated water systems make the Earthship an off-grid home with little to no utility bills.
Aspiring engineers, your challenge, should you choose to accept it, has been issued by Jaguar Land Rover.
Some bacteria can already do it—generate electric current, that is—and those microbes are called "electrogenic." Now, thanks to the work of a research group from the University of California, Santa Barbara, we know how to easily turn non-electrogenic bacteria into electricity producers.
The new USB Type-C standard was supposed to revolutionize smartphone charging, but so far, it's done more harm than good. Many cable and charger manufacturers are struggling to keep their products in line with the proper USB-C specifications, so as a result, we now have to check to see if a cable is compliant before purchasing one.
Those of you who have been a part of the Null Byte community for even a short while know that I sincerely and firmly believe that hacking is the most important skill set of the future.
Welcome back, my hacker novitiates!
What's a penny worth these days? Not much. But could there be some free energy hidden inside your spare pennies? You'd be surprised! See how I hack together stacks of pennies into makeshift batteries that can drive small-current devices like LEDs and calculators.
What's the first thing you would do once you realized you were lost in, say, a desert? If you're like me, you would immediately pull out your cell phone and start dialing every number. But what if you have no service? What if your battery is dead?
Gary Clark shows you what it takes to hang a beautiful new chandelier in your home, and believe it or not, the installation is simple! No matter what kind of hanging light fixture you're installing in your ceiling, the process is generally the same, where you first need to cut a hole in the drywall and run some wire to the panel. Then make sure you have a junction box that can support the weight of the fixture.
This video illustrates how to make a vase out of old light bulbs. Materials:
You can get an expensive ticket for driving with a busted tail light. But that's not all. Driving with a faulty brake light can be dangerous. Replacing the bulb is a simple task that takes only a few minutes.
